APA (7e ed.) Bronvermelding
Dunlap, T. R. (2011). In the field, among the feathered: A history of birders and their guides. Oxford University Press.
Chicago (17e ed.) Bronvermelding
Dunlap, Thomas R. In the Field, Among the Feathered: A History of Birders and Their Guides. Oxford ; New York: Oxford University Press, 2011.
MLA (9e ed.) Bronvermelding
Dunlap, Thomas R. In the Field, Among the Feathered: A History of Birders and Their Guides. Oxford University Press, 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.