APA (7th ed.) Zitazioa

Howe, J. C., & Springer, V. G. (1993). Catalog of type specimens of recent fishes in the NAtional Museum of Natural History, Smithsonian Institution, 5: Sharks chondrichthyes: selachii. Smithsonian Institution Press.

Chicago Style (17th ed.) Zitazioa

Howe, Jeffrey C., eta Victor G. Springer. Catalog of Type Specimens of Recent Fishes in the NAtional Museum of Natural History, Smithsonian Institution, 5: Sharks Chondrichthyes: Selachii. Washington, D.C: Smithsonian Institution Press, 1993.

MLA (9th ed.) Zitazioa

Howe, Jeffrey C., eta Victor G. Springer. Catalog of Type Specimens of Recent Fishes in the NAtional Museum of Natural History, Smithsonian Institution, 5: Sharks Chondrichthyes: Selachii. Smithsonian Institution Press, 1993.