London, J., & Bullard, N. (2008). The call of the wild (abridged version) (Simplified edition.). Oxford University Press.
Chicago (17e ed.) BronvermeldingLondon, Jack, en Nick Bullard. The Call of the Wild (abridged Version). Simplified edition. New York: Oxford University Press, 2008.
MLA (9e ed.) BronvermeldingLondon, Jack, en Nick Bullard. The Call of the Wild (abridged Version). Simplified edition. Oxford University Press, 2008.
Let op: Deze citaties zijn niet altijd 100% accuraat.