Hogner, D. C., & Collins, T. (1979). Sea mammals. Crowell.
Chicago Style (17th ed.) CitationHogner, Dorothy Childs, and Tricia Collins. Sea Mammals. New York: Crowell, 1979.
MLA (9th ed.) CitationHogner, Dorothy Childs, and Tricia Collins. Sea Mammals. Crowell, 1979.
Warning: These citations may not always be 100% accurate.