Cita APA (7th ed.)

Miller, W. E. (1985). Physical geography: Earth systems and human interactions. Merrill.

Cita Chicago (17th ed.)

Miller, Willard E. Physical Geography: Earth Systems and Human Interactions. Columbus: Merrill, 1985.

Cita MLA (9th ed.)

Miller, Willard E. Physical Geography: Earth Systems and Human Interactions. Merrill, 1985.