Dyfyniad APA

Perry, A. C., & Price, G. A. (1914). American history .. (Special ed.). American Book Co.

Dyfyniad Arddull Chicago

Perry, Arthur C., and Gertrude A. Price. American History .. Special ed. New York, Cincinnati [etc.]: American Book Co, 1914.

Dyfyniad MLA

Perry, Arthur C., and Gertrude A. Price. American History .. Special ed. American Book Co, 1914.

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