APA (7e ed.) Bronvermelding
National Audubon Society, BirdLife International, Frances, P., & Burnie, D. (2007). Bird: The definitive visual guide (1st American ed.). DK Pub..
Chicago (17e ed.) Bronvermelding
National Audubon Society, BirdLife International, Peter Frances, en David Burnie. Bird: The Definitive Visual Guide. 1st American ed. New York: DK Pub., 2007.
MLA (9e ed.) Bronvermelding
National Audubon Society, et al. Bird: The Definitive Visual Guide. 1st American ed. DK Pub., 2007.
Let op: Deze citaties zijn niet altijd 100% accuraat.