APA-Zitierstil (7. Ausg.)

Hurd, P. D., & Linsley, E. G. (1975). The principal Larrea bees of the southwestern United States: Hymenoptera: Apoidea. Smithsonian Inst. Pr.

Chicago-Zitierstil (17. Ausg.)

Hurd, Paul D., und Earle Garfield Linsley. The Principal Larrea Bees of the Southwestern United States: Hymenoptera: Apoidea. Washington, DC: Smithsonian Inst. Pr, 1975.

MLA-Zitierstil (9. Ausg.)

Hurd, Paul D., und Earle Garfield Linsley. The Principal Larrea Bees of the Southwestern United States: Hymenoptera: Apoidea. Smithsonian Inst. Pr, 1975.