Dyfyniad APA

Riley, W. F., & Zachary, L. W. (1989). Introduction to mechanics of materials. New York: John Wiley and Sons.

Dyfyniad Arddull Chicago

Riley, William F., và Loren W. Zachary. Introduction to Mechanics of Materials. New York: John Wiley and Sons, 1989.

Dyfyniad MLA

Riley, William F., và Loren W. Zachary. Introduction to Mechanics of Materials. New York: John Wiley and Sons, 1989.

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