Cita APA (7a ed.)

De Polnay, P. (1965). As the crow flies. W.H. Allen.

Cita Chicago Style (17a ed.)

De Polnay, Peter. As the Crow Flies. Lond.: W.H. Allen, 1965.

Cita MLA (8a ed.)

De Polnay, Peter. As the Crow Flies. W.H. Allen, 1965.