Dyfyniad APA

Holtzapple, M. T., & Reece, W. D. (2000). Foundations of engineering (2nd ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Holtzapple, Mark Thomas, and W. Dan Reece. Foundations of Engineering. 2nd ed. Boston: McGraw-Hill, 2000.

Dyfyniad MLA

Holtzapple, Mark Thomas, and W. Dan Reece. Foundations of Engineering. 2nd ed. McGraw-Hill, 2000.

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