Cita APA (7th ed.)

PITTI, A. F. (1917). Introduction to geomorphology. Methuen.

Cita Chicago (17th ed.)

PITTI, Alistair F. Introduction to Geomorphology. London: Methuen, 1917.

Cita MLA (9th ed.)

PITTI, Alistair F. Introduction to Geomorphology. Methuen, 1917.