Cita APA (7a ed.)

Roberge, E. (1985). Columbia, great river of the West. Chronicle Books.

Cita Chicago Style (17a ed.)

Roberge, Earl. Columbia, Great River of the West. San Francisco: Chronicle Books, 1985.

Cita MLA (8a ed.)

Roberge, Earl. Columbia, Great River of the West. Chronicle Books, 1985.

Precaución: Estas citas no son 100% exactas.