Dyfyniad APA

Issues and themes: Essays in American history and civilization.

Dyfyniad Arddull Chicago

Issues and Themes: Essays in American History and Civilization.

Dyfyniad MLA

Issues and Themes: Essays in American History and Civilization.

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