APA (7th ed.) Citation

Soper, M. E., Osborne, L. N., & Zweizig, D. (1990). The librarian's thesaurus. American Library Association.

Chicago Style (17th ed.) Citation

Soper, Mary Ellen, Larry N. Osborne, and Douglas Zweizig. The Librarian's Thesaurus. Chicago: American Library Association, 1990.

MLA (9th ed.) Citation

Soper, Mary Ellen, et al. The Librarian's Thesaurus. American Library Association, 1990.