Dyfyniad APA

Sadlier. Americans All. University of Texas Press.

Dyfyniad Arddull Chicago

Sadlier. Americans All. University of Texas Press.

Dyfyniad MLA

Sadlier. Americans All. University of Texas Press.

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