Thema – the subject category scheme for a global book trade

  1. Wakayama
  2. Wales
  3. Walking, hiking, trekking
  4. Wallis & Futuna
  5. Wallonia / Wallonie
  6. Wallonian Brabant
  7. WAP (wireless) technology
  8. WAP networking & applications
  9. War & defence operations
  10. War crimes
  11. War, combat & military fiction
  12. Warfare & defence
  13. Wars of the Roses (c 1455 to c 1487)
  14. Warsaw
  15. Warsaw Pact, Eastern bloc
  16. Warwickshire, West Midlands
  17. Washington (US State)
  18. Waste management
  19. Waste treatment & disposal
  20. Water & wastewater law
  21. Water gardens, pools
  22. Water industries
  23. Water sports & recreations
  24. Water supply & treatment
  25. Waterford
  26. Wave mechanics (vibration & acoustics)
  27. Wavre
  28. Way of St. James
  29. Ways & highways law
  30. Weapons & equipment
  31. Weather & climate: general interest
  32. Web graphics & design
  33. Web programming
  34. Web services
  35. Web-marketing
  36. Weddings, wedding planners
  37. Weight training
  38. Weightlifting
  39. Welfare & benefit systems
  40. Welfare economics
  41. Welsh
  42. Welsh Marches
  43. Wendish (Lusatian, Sorbian)
  44. Weser river & tributaries
  45. Wessex
  46. West Africa
  47. West Atlantic & Volta Congo languages
  48. West Bengal
  49. West Flanders
  50. West Germany
  51. West Indies
  52. West Mexico
  53. West Virginia
  54. Western Australia
  55. Western Canada (BC, AB, SK, MB)
  56. Western Cape
  57. Western Europe
  58. Western India
  59. Western Isles, Outer Hebrides
  60. Western philosophy: Enlightenment
  61. Western Sahara
  62. Western Samoa
  63. Westmeath
  64. Westminster
  65. Wetlands, swamps, fens
  66. Wexford
  67. Wicklow
  68. Wildlife: aquatic creatures: general interest
  69. Wildlife: birds & birdwatching: general interest
  70. Wildlife: butterflies, other insects & spiders: general interest
  71. Wildlife: general interest
  72. Wildlife: mammals: general interest
  73. Wildlife: reptiles & amphibians: general interest
  74. Williamsburg
  75. Wiltshire
  76. Wind instruments
  77. Wind power
  78. Windows programming
  79. Windsor
  80. Windward Islands
  81. Winter sports
  82. Wisconsin
  83. Witchcraft
  84. Witchcraft & wicca
  85. WJEC (& Educas) – Welsh Joint Education Committee
  86. Wolverhampton & the Black Country
  87. Women’s health
  88. Worcestershire
  89. Word processing software
  90. Work experience, placements & internships
  91. Working patterns & practices
  92. World
  93. World atlases / world maps
  94. World music & regional styles
  95. World War One period (1914–1918)
  96. World War Two period (c 1939 to c 1945)
  97. Worship, rites & ceremonies
  98. Wrestling
  99. Writing & editing guides
  100. Writing systems, alphabets
  101. Wu
  102. Wyoming