Dyfyniad APA

Jenkins, P., & Jenkins, B. (1981). The walk west: A walk west America. New York: William across.

Dyfyniad Arddull Chicago

Jenkins, Peter, και Barbara Jenkins. The Walk West: A Walk West America. New York: William across, 1981.

Dyfyniad MLA

Jenkins, Peter, και Barbara Jenkins. The Walk West: A Walk West America. New York: William across, 1981.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.