Cita APA (7a ed.)

Strahler, A. N. (1953). Exercises on landforms. Methuen.

Cita Chicago Style (17a ed.)

Strahler, Arthur N. Exercises on Landforms. London: Methuen, 1953.

Cita MLA (9a ed.)

Strahler, Arthur N. Exercises on Landforms. Methuen, 1953.