Dyfyniad APA

Thornton, J. Q. (1849). Oregon and California in 1848. Harper & Brothers.

Dyfyniad Arddull Chicago

Thornton, J. Quinn. Oregon and California in 1848. New York: Harper & Brothers, 1849.

Dyfyniad MLA

Thornton, J. Quinn. Oregon and California in 1848. Harper & Brothers, 1849.

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