APA (7th ed.) Citation

O'Toole, C., & Raw, A. (1991). Bees of the world. Blandford.

Chicago Style (17th ed.) Citation

O'Toole, Christopher, and Anthony Raw. Bees of the World. London: Blandford, 1991.

MLA (9th ed.) Citation

O'Toole, Christopher, and Anthony Raw. Bees of the World. Blandford, 1991.