Cita APA (7th ed.)

Ruhe, R. V. (1975). Geomorphology: Geomorphic processess and superficial geology. Houghton Mifflin Co.

Cita Chicago (17th ed.)

Ruhe, Robert V. Geomorphology: Geomorphic Processess and Superficial Geology. Boston: Houghton Mifflin Co, 1975.

Cita MLA (9th ed.)

Ruhe, Robert V. Geomorphology: Geomorphic Processess and Superficial Geology. Houghton Mifflin Co, 1975.