Cita APA (7a ed.)

Ekman, L. C. (1962). Scenic geology of the Pacific Northwest. Binfords, & Mort.

Cita Chicago Style (17a ed.)

Ekman, Leonard C. Scenic Geology of the Pacific Northwest. Portland, Or.: Binfords, & Mort, 1962.

Cita MLA (8a ed.)

Ekman, Leonard C. Scenic Geology of the Pacific Northwest. Binfords, & Mort, 1962.

Precaución: Estas citas no son 100% exactas.