Dyfyniad APA

Wheater, C. C. (2010). Geometry. New York: McGraw-Hill Education.

Dyfyniad Arddull Chicago

Wheater, Carolyn C. Geometry. New York: McGraw-Hill Education, 2010.

Dyfyniad MLA

Wheater, Carolyn C. Geometry. New York: McGraw-Hill Education, 2010.

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