एपीए उद्धरण

Gil Brum. (1993). Biology: Ecology and animal behavior,Exloring life. Vol.6. New York: John Wiley.

शिकागो स्टाइल उद्धरण

Gil Brum. Biology: Ecology and Animal Behavior,Exloring Life. Vol.6. New York: John Wiley, 1993.

एमएलए उद्धरण

Gil Brum. Biology: Ecology and Animal Behavior,Exloring Life. Vol.6. New York: John Wiley, 1993.