APA (7th ed.) Citation

Donovan, B. J. (1977). A revision of North American bees of the subgenus Cnemidandrena (Hymenoptera, Andrenidae). University of California.

Chicago Style (17th ed.) Citation

Donovan, Barry J. A Revision of North American Bees of the Subgenus Cnemidandrena (Hymenoptera, Andrenidae). Berkeley: University of California, 1977.

MLA (9th ed.) Citation

Donovan, Barry J. A Revision of North American Bees of the Subgenus Cnemidandrena (Hymenoptera, Andrenidae). University of California, 1977.