APA (7e ed.) Bronvermelding

Gordon, S. (1943). Wild birds in Britain (2nd rev. ed.). B.T. Batsford.

Chicago (17e ed.) Bronvermelding

Gordon, Seton. Wild Birds in Britain. 2nd rev. ed. London: B.T. Batsford, 1943.

MLA (8e ed.) Bronvermelding

Gordon, Seton. Wild Birds in Britain. 2nd rev. ed. B.T. Batsford, 1943.