Dyfyniad APA

Wilson, H. E., & Lamb, W. E. (1947). American history. American Book Co.

Dyfyniad Arddull Chicago

Wilson, Howard Eugene, and Wallace E. Lamb. American History. New York, Cincinnati [etc.]: American Book Co, 1947.

Dyfyniad MLA

Wilson, Howard Eugene, and Wallace E. Lamb. American History. American Book Co, 1947.

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