658 - General management 19
651 - Office services 7
650 - Management & auxiliary services 6
659 - Advertising & public relations 6
448 - Standard French usage 5
428 - Standard English usage 4
443 - French dictionaries 4
301 - Sociology & anthropology 3
407 - Education, research & related topics 3
412 - Etymology 3
423 - English dictionaries 3
433 - German dictionaries 3
438 - Standard German usage 3
330 - Economics 2
401 - Philosophy & theory 2
001 - Knowledge 1
269 - Spiritual renewal 1
331 - Labor economics 1
378 - Higher education 1
402 - Miscellany 1
410 - Linguistics 1
420 - English & Old English 1
425 - English grammar 1
427 - English language variations 1
430 - Germanic languages; German 1
463 - Spanish dictionaries 1
468 - Standard Spanish usage 1
621 - Applied physics 1
629 - Other branches of engineering 1