APA (7th ed.) Citation

Hurd, P. D., & Michener, C. D. (1955). The megachiline bees of California (Hymenoptera: Megachilidae). University of California Press.

Chicago Style (17th ed.) Citation

Hurd, Paul D., and Charles D. Michener. The Megachiline Bees of California (Hymenoptera: Megachilidae). Berkeley: University of California Press, 1955.

MLA (9th ed.) Citation

Hurd, Paul D., and Charles D. Michener. The Megachiline Bees of California (Hymenoptera: Megachilidae). University of California Press, 1955.