APA (7e ed.) Bronvermelding
ebrary, Inc. (2004). Animal care and management at the National zoo: Interim report. National Academic Press.
Chicago (17e ed.) Bronvermelding
ebrary, Inc. Animal Care and Management at the National Zoo: Interim Report. Washington, D.C.: National Academic Press, 2004.
MLA (9e ed.) Bronvermelding
ebrary, Inc. Animal Care and Management at the National Zoo: Interim Report. National Academic Press, 2004.
Let op: Deze citaties zijn niet altijd 100% accuraat.