APA-Zitierstil (7. Ausg.)

Howden, H. F. (1968). A review of the Trichiinae of North and Central America, Coleoptera: Scarabaeidae. Entomological Soc. of Canada.

Chicago-Zitierstil (17. Ausg.)

Howden, Henry F. A Review of the Trichiinae of North and Central America, Coleoptera: Scarabaeidae. Ottawa: Entomological Soc. of Canada, 1968.

MLA-Zitierstil (9. Ausg.)

Howden, Henry F. A Review of the Trichiinae of North and Central America, Coleoptera: Scarabaeidae. Entomological Soc. of Canada, 1968.