27310 - Book publishing (Miscellaneous)
27311 - Textbooks + Teachers' Editions
2731111 - - Elementary textbooks: Hardbound + Teachers' Editions
2731112 - - Elementary textbooks: Paperbound + Teachers' Editions
2731113 - - High school textbooks: Hardbound + Teachers' Editions
2731114 - - High school textbooks: Paperbound + Teachers' Editions
2731115 - - College textbooks: Hardbound
2731116 - - College textbooks: Paperbound
2731121 - - Workbooks, Objective tests, Manuals, etc., Paperbound: Elementary
2731123 - - Workbooks, Objective tests, Manuals, etc., Paperbound: High school
2731125 - - Workbooks, Objective tests, Manuals, etc., Paperbound: College
2731131 - - Standardized tests + both Tests & Answer sheets (excl textbook-related objective tests & Manuals) Paperback
2731199 - - Textbooks (Miscellaneous)
27313 - Technical, Scientific & Professional books
2731315 - - Law books + Supplements: Hardbound
2731317 - - Law books + Supplements: Paperbound
2731325 - - Medical books + Dental subjects: Hardbound
2731327 - - Medical books + Dental subjects: Paperbound
2731335 - - Business books: Hardbound
2731337 - - Business books: Paperbound
2731345 - - Technical, Scientific & Professional books (General): Hardbound
2731347 - - Technical, Scientific & Professional books (General): Paperbound
2731399 - - Technical, Scientific & Professional books (Miscellaneous)
27314 - Religious books
2731411 - - Bibles & Testaments: Hardbound + Flexible
2731413 - - Bibles & Testaments: Paperbound
2731423 - - Hymnals & Devotionals + Prayer books & Missals, Hardbound & Paperbound
2731426 - - Religious books (General): Hardbound
2731428 - - Religious books (General): Paperbound
2731499 - - Religious books (Miscellaneous)
2731A - Mass market paperbound books, Rack size
2731B - Book club books
2731B15 - - Book club books: Hardbound
2731B17 - - Book club books: Paperbound
2731B99 - - Book club books (Miscellaneous)
2731C - Mail order books
2731C73 - - Mail order books: Hardbound
2731C75 - - Mail order books: Paperbound
2731C99 - - Mail order books (Miscellaneous)
2731D - Adult trade & Juvenile books
2731D41 - - Adult trade books: Hardbound
2731D47 - - Adult trade books: Paperbound
2731D51 - - Juvenile books: Hardbound
2731D53 - - Juvenile books: Paperbound
2731D99 - - Adult trade & Juvenile books (Miscellaneous)
2731E - General reference books
2731E21 - - Encyclopedias
2731E41 - - Dictionaries & Thesauruses
2731E43 - - Atlases
2731E55 - - Miscellaneous reference books
2731E57 - - Other General reference book publishing
2731E99 - - General reference books (Miscellaneous)
2731F - Books, excl pamphlets
2731F13 - - University press books: Hardbound
2731F15 - - University press books: Paperbound
2731F16 - - Music books, Hardbound & Paperbound
2731F17 - - Books (General): Hardbound
2731F19 - - Books (General): Paperbound
2731F99 - - Books, excl pamphlets (Miscellaneous)
2731G - Pamphlets (5 - 48 pages)
2731G43 - - Pamphlets: Music
2731G59 - - Pamphlets: other + Religious & Text
2731G99 - - Pamphlets (Miscellaneous)
2731H - Audio book publishing (Books recorded on audio cassettes)
2731XX0 - - Book publishing (Miscellaneous - Volume)
2731XX2 - - Book publishing (Miscellaneous - Speciality)