APA (7th ed.) Citation

Donovan, B. J. (1977). A revision of North American bees of the subgenus Cnemidandrena: <Hymenoptera: Andrenidae>. Univ. of Calif. Pr.

Chicago Style (17th ed.) Citation

Donovan, Barry J. A Revision of North American Bees of the Subgenus Cnemidandrena: <Hymenoptera: Andrenidae>. Berkeley [u.a.]: Univ. of Calif. Pr, 1977.

MLA (9th ed.) Citation

Donovan, Barry J. A Revision of North American Bees of the Subgenus Cnemidandrena: <Hymenoptera: Andrenidae>. Univ. of Calif. Pr, 1977.