APA (7th ed.) Citation

Smith, D. R. (1991). Diversity in the genus apis. Westview Press.

Chicago Style (17th ed.) Citation

Smith, Deborah Roan. Diversity in the Genus Apis. Oxford: Westview Press, 1991.

MLA (9th ed.) Citation

Smith, Deborah Roan. Diversity in the Genus Apis. Westview Press, 1991.