reference work

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a book to which you can refer for authoritative facts
- he contributed articles to the basic reference work on that topic
• Syn:
reference book, reference, book of facts
• Derivationally related forms:
refer (for: reference)
• Hypernyms:
book
• Hyponyms:
cookbook, cookery book, instruction book, source book, wordbook,
handbook, enchiridion, vade mecum, directory, annual, yearly,
yearbook, atlas, book of maps, map collection, encyclopedia, cyclopedia,
encyclopaedia, cyclopaedia