Cita APA (7a ed.)

Small, R. (1970). The study of landforms: A textbook of geomorphology. University Press.

Cita Chicago Style (17a ed.)

Small, R. The Study of Landforms: A Textbook of Geomorphology. Cambridge: University Press, 1970.

Cita MLA (9a ed.)

Small, R. The Study of Landforms: A Textbook of Geomorphology. University Press, 1970.