Thema – the subject category scheme for a global book trade

  1. Pacific Ocean
  2. Pacific Rim countries
  3. Padua
  4. Paediatric medicine
  5. Paediatric nursing
  6. Pageants, parades, festivals
  7. Pain & pain management
  8. Painting & art manuals
  9. Painting & paintings
  10. Paintings & painting in oils
  11. Paintings & painting in watercolours
  12. Pakistan
  13. Palaeography
  14. Palaeontology
  15. Palaiseau
  16. Palatinate
  17. Palau
  18. Palauan
  19. Palencia (City)
  20. Palencia (Province)
  21. Palermo
  22. Palestine
  23. Pali
  24. Palliative medicine
  25. Palm Springs
  26. Palma de Mallorca
  27. Palmistry, chiromancy
  28. Palmyra
  29. Pamiers
  30. Pamplona
  31. Panamá
  32. Panama
  33. Panama canal
  34. Pando
  35. Pantanal
  36. Papeete
  37. Paper & pulp manufacture & processing
  38. Papua
  39. Papua New Guinea
  40. Papuan languages
  41. Para
  42. Paraguay
  43. Paraíba
  44. Parallel processing
  45. Paramaribo
  46. Parana
  47. Paraná-Río de la Plata & tributaries
  48. Parapsychological studies
  49. Parasport
  50. Pardubice Region
  51. Parenting: advice & issues
  52. Paris
  53. Paris (75)
  54. Parliamentary & legislative practice
  55. Parma
  56. Parodies & spoofs: non-fiction
  57. Paros
  58. Parque Nacional de los Glaciares
  59. Parthenay
  60. Particle & high-energy physics
  61. Parties, etiquette & entertaining
  62. Partnership & cooperative law
  63. Pas-de-Calais
  64. Pashto (Pushto, Afghan)
  65. Passover (Pesach)
  66. Patagonia
  67. Patents law
  68. Pathology
  69. Patient safety
  70. Patmos
  71. Patras
  72. Pattern recognition
  73. Pau
  74. Pavia
  75. Paxos
  76. Pays de Caux
  77. Pays de la Loire
  78. Pays de la Loire: Places of interest
  79. Pays d’Auge
  80. PCs (IBM-compatible personal computers)
  81. Peace studies & conflict resolution
  82. Peacekeeping operations
  83. Pécs
  84. Peer-to-peer networks
  85. Pella
  86. Peloponnese
  87. Pembrokeshire Coast
  88. Penang
  89. Pennine Alps
  90. Pennines
  91. Pennsylvania
  92. Pennsylvania Dutch Country
  93. Penology & punishment
  94. Pensions
  95. Pensions, old-age provisions & private compensation
  96. Pentecostal Churches
  97. Perche
  98. Percussion instruments
  99. Peredvizhniki
  100. Performance art
  101. Performance management / appraisals
  102. Performing arts
  103. Peri-operative care
  104. Périgueux
  105. Pernambuco
  106. Perpignan
  107. Persian (Farsi)
  108. Persian Empire
  109. Persian Gulf
  110. Personal & public health / health education
  111. Personal computers
  112. Personal finance
  113. Personal injury
  114. Personal organization software & apps
  115. Personal property law
  116. Personal religious testimony & popular inspirational works
  117. Personal safety
  118. Personal tax
  119. Personnel & human resources management
  120. Perth
  121. Peru
  122. Peru: Amazon Region
  123. Peru: Andean Region
  124. Peru: Central coastal region
  125. Peru: Northern coastal region
  126. Peru: Southern coastal region
  127. Perugia
  128. Pesaro & Urbino
  129. Pescara
  130. Pest control
  131. Petan department
  132. Petra
  133. Petroleum technology
  134. Petroleum, oil & gas industries
  135. Petrology, petrography & mineralogy
  136. Périgord
  137. Péronne
  138. Pharmaceutical chemistry & technology
  139. Pharmaceutical law
  140. Pharmacology
  141. Pharmacy / dispensing
  142. Phenomenology & Existentialism
  143. Philadelphia
  144. Philippines
  145. Philosophy
  146. Philosophy & Religion
  147. Philosophy & theory of education
  148. Philosophy of language
  149. Philosophy of mathematics
  150. Philosophy of mind
  151. Philosophy of religion
  152. Philosophy of science
  153. Philosophy: aesthetics
  154. Philosophy: epistemology & theory of knowledge
  155. Philosophy: logic
  156. Philosophy: metaphysics & ontology
  157. Phnom Penh
  158. Phocis
  159. Phoenix
  160. Phonetics, phonology
  161. Photo & image editing
  162. Photographic equipment & techniques: general
  163. Photographs: collections
  164. Photography & photographs
  165. Photography: portraits & self-portraiture
  166. Photography: specific techniques
  167. Photojournalism
  168. Phrenology & physiognomy
  169. Phthiotis
  170. Phuket
  171. Phycology (algae & seaweed)
  172. Physical chemistry
  173. Physical geography & topography
  174. Physical organic chemistry
  175. Physics
  176. Physics of gases
  177. Physics: Fluid mechanics
  178. Physiological & neuro-psychology, biopsychology
  179. Physiology
  180. Physiotherapy
  181. Piacenza
  182. Piano
  183. Piaui
  184. Picardy
  185. Pichincha
  186. Picture books: character books
  187. Picture storybooks
  188. Picture storybooks: bedtime stories & dreams
  189. Picture storybooks: imagination & play
  190. Pidgins & Creoles
  191. Piedmont
  192. Pieria
  193. Pilgrimage
  194. Pilsen Region
  195. Piraeus
  196. Pisa
  197. Pistoia
  198. Pitcairn Island
  199. Pithiviers
  200. Pittsburgh