APA (7th ed.) Citation

C.A.B. International, Wightman, P., & Palmer, M. (1999). CAB thesaurus (1999 edition.). CABI Publishing.

Chicago Style (17th ed.) Citation

C.A.B. International, Peter Wightman, and Mark Palmer. CAB Thesaurus. 1999 edition. Oxon ; New York: CABI Publishing, 1999.

MLA (9th ed.) Citation

C.A.B. International, et al. CAB Thesaurus. 1999 edition. CABI Publishing, 1999.