APA-referens

Ahearn, C. G. (1995). Catalog of the type specimens of seastars (Echinodermata : Asteroidea) in the National Museum of Natural History, Smithsonian Institution. Smithsonian contributions to zoology 572.

Chicago-stil citat

Ahearn, Cynthia G. "Catalog of the Type Specimens of Seastars (Echinodermata : Asteroidea) in the National Museum of Natural History, Smithsonian Institution." Smithsonian Contributions to Zoology 572 1995.

MLA-referens

Ahearn, Cynthia G. "Catalog of the Type Specimens of Seastars (Echinodermata : Asteroidea) in the National Museum of Natural History, Smithsonian Institution." Smithsonian Contributions to Zoology 572 1995.