Dyfyniad APA

Robbins, W. G. (1997). Landscapes of promise: The Oregon story, 1800-1940. University of Washington Press.

Dyfyniad Arddull Chicago

Robbins, William G. Landscapes of Promise: The Oregon Story, 1800-1940. Seattle: University of Washington Press, 1997.

Dyfyniad MLA

Robbins, William G. Landscapes of Promise: The Oregon Story, 1800-1940. University of Washington Press, 1997.

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