Dyfyniad APA

Bedford, A., & Fowler, W. (2002). Engineering mechanics (3rd ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Bedford, Anthony, and Wallace Fowler. Engineering Mechanics. 3rd ed. Upper Saddle River, NJ: Prentice Hall, 2002.

Dyfyniad MLA

Bedford, Anthony, and Wallace Fowler. Engineering Mechanics. 3rd ed. Prentice Hall, 2002.

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