Dyfyniad APA

Gavian, R. W., & Hamm, W. A. (1959). The American story. Heath.

Dyfyniad Arddull Chicago

Gavian, Ruth Wood, and William Albert Hamm. The American Story. Boston: Heath, 1959.

Dyfyniad MLA

Gavian, Ruth Wood, and William Albert Hamm. The American Story. Heath, 1959.

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