APA

National Museum of Natural History U.S, Ahearn C., . (1995). Catalog of the type specimens of seastars (Echinodermata: Asteroidea) in the National Museum of Natural History, Smithsonian Institution. Washington, D.C: Smithsonian Institution Press.

Chicago

National Museum of Natural History U.S, Ahearn Cynthia, . 1995. Catalog of the type specimens of seastars (Echinodermata: Asteroidea) in the National Museum of Natural History, Smithsonian Institution. Washington, D.C: Smithsonian Institution Press.

Harvard

National Museum of Natural History U.S, Ahearn C., . (1995). Catalog of the type specimens of seastars (Echinodermata: Asteroidea) in the National Museum of Natural History, Smithsonian Institution. Washington, D.C: Smithsonian Institution Press.

MLA

National Museum of Natural History U.S, Ahearn Cynthia, . Catalog of the type specimens of seastars (Echinodermata: Asteroidea) in the National Museum of Natural History, Smithsonian Institution. Washington, D.C: Smithsonian Institution Press. 1995.