Cita APA (7a ed.)

PITTY, A. F. (1982). The nature of geomorphology. Methuen.

Cita Chicago Style (17a ed.)

PITTY, Alistair F. The Nature of Geomorphology. London: Methuen, 1982.

Cita MLA (9a ed.)

PITTY, Alistair F. The Nature of Geomorphology. Methuen, 1982.