Thema – the subject category scheme for a global book trade

  1. Aargau / Argovie / Argovia
  2. Abbeville
  3. Abdominal surgery
  4. Aberdeen & Deeside
  5. Abidjan
  6. Abnormal psychology
  7. Abruzzo
  8. Abstract Expressionism
  9. Abstractism
  10. Abu Dhabi
  11. Academic style, Academism, Academicism
  12. Acadia National Park
  13. Acadian French
  14. Acapulco
  15. Accessibility in buildings & building design
  16. Accident & emergency medicine
  17. Accident & emergency nursing
  18. Accounting
  19. Accounting & auditing law
  20. Accounting software
  21. Accounting: study & revision guides
  22. Accra
  23. Achaea
  24. Aconcagua
  25. Acoustic & sound engineering
  26. Acquisitions & collection development
  27. Acre (state)
  28. Acting techniques
  29. Active outdoor pursuits
  30. Acupuncture
  31. Addiction & therapy
  32. Addis Ababa
  33. Adelaide
  34. Administrative jurisdiction & public administration
  35. Administrative law, general
  36. Administrative procedure & courts
  37. Adoption & fostering
  38. Adoption & fostering: advice & issues
  39. Adriatic Sea
  40. Adult colouring & activity books
  41. Adult education, continuous learning
  42. Adult literacy guides & handbooks
  43. Adult numeracy guides & handbooks
  44. Advent
  45. Adventure fiction
  46. Adventure fiction: Westerns
  47. Advertising
  48. Advertising, marketing & sponsorship law
  49. Advice on careers & achieving success
  50. Advice on education
  51. Aegina
  52. Aeolian Islands
  53. Aerodynamics
  54. Aerospace & aviation technology
  55. Aestheticism
  56. Aetolia-Acarnania
  57. Afghanistan
  58. Africa
  59. Africa: mountains, hills, plains, coastlines etc
  60. Africa: physical features
  61. Africa: rivers, lakes etc
  62. African history
  63. African history: pre-colonial period
  64. African languages
  65. Afrihili
  66. Afrikaans
  67. Afro-American religions
  68. Afro-Asiatic languages
  69. Agadir
  70. Age groups & generations
  71. Age groups: adolescents
  72. Age groups: adults
  73. Age groups: children
  74. Age groups: the elderly
  75. Agen
  76. Agency law
  77. Agile programming
  78. Agnosticism & atheism
  79. Agra
  80. Agribusiness & primary industries
  81. Agrichemicals
  82. Agricultural economics
  83. Agricultural engineering & machinery
  84. Agricultural law
  85. Agricultural science
  86. Agriculture & farming
  87. Agriculture, agribusiness & food production industries
  88. Agrigento
  89. Agronomy & crop production
  90. Aguascalientes
  91. Aichi
  92. Aid & relief programmes
  93. Aiding escape & evasion
  94. Aikido
  95. Ain
  96. Air forces & warfare
  97. Air sports & recreations
  98. Aircraft & aviation
  99. Aisne
  100. Aix-en-Provence
  101. Ajaccio
  102. Akershus
  103. Akita
  104. Akwapim Twi
  105. Alabama
  106. Alagoas
  107. Alaska
  108. Alava
  109. Albacete (City)
  110. Albacete (Province)
  111. Albania
  112. Albanian
  113. Albany
  114. Alberta
  115. Albertville
  116. Albi
  117. Alborg
  118. Albuquerque
  119. Alençon
  120. Alentejo
  121. Aleppo
  122. Alessandria
  123. Ålesund
  124. Aleut
  125. Alexandria
  126. Alès
  127. Algarve
  128. Algebra
  129. Algebraic geometry
  130. Algebraic topology
  131. Algeria
  132. Algiers
  133. Algonkian (Algonquin) languages
  134. Algorithms & data structures
  135. Alicante (City)
  136. Alicante (Province)
  137. Alicante: Places of interest
  138. Alkmaar
  139. Allergies
  140. Allgäu
  141. Allier
  142. Allotments / Community gardens
  143. Almere
  144. Almeria (City)
  145. Almeria (Province)
  146. Alonnisos
  147. Alpes-de-Haute-Provence
  148. Alpes-Maritimes
  149. Alphen aan den Rijn
  150. Alpine skiing
  151. Alsace
  152. Altai mountains
  153. Altermodernism
  154. Alternative & renewable energy industries
  155. Alternative & renewable energy sources & technology
  156. Alternative belief systems
  157. Alternative history fiction
  158. Altiplano / Andean plateau
  159. Altkirch
  160. Alzheimer’s & dementia
  161. Amalfi coast
  162. Amapa
  163. Amazon river & tributaries
  164. Amazonas (state)
  165. Amazonas region
  166. Ambert
  167. Ambulance & rescue services
  168. American / British style comic books & graphic novels
  169. American Civil War and Reconstruction (1861–1877)
  170. American comic books: classic, Golden Age
  171. American English
  172. American football
  173. American indigenous languages
  174. American Revolution (1775–1783)
  175. American Samoa
  176. Amersfoort
  177. Amharic
  178. Amiens
  179. Amoy
  180. Amritsar
  181. Amsterdam
  182. Anaesthetics
  183. Analytic Cubism
  184. Analytic geometry
  185. Analytic topology
  186. Analytical & Jungian psychology
  187. Analytical chemistry
  188. Analytical mechanics
  189. Analytical philosophy & Logical Positivism
  190. Anarchism
  191. Anatomy
  192. Ancash region
  193. Ancestors’ Day
  194. Anchorage
  195. Ancient (Classical) Greek
  196. Ancient / Biblical Israel
  197. Ancient Egypt
  198. Ancient Egypt (c 2686 BCE to c 323 BCE)
  199. Ancient Egyptian religion & mythology
  200. Ancient Egyptian style