Dyfyniad APA
DeGarmo, E. P., Black, J. T., & Kohser, R. A. (1997). Materials and processes in manufacturing (8th ed.). Prentice Hall.
Dyfyniad Arddull Chicago
DeGarmo, E. Paul, J. Temple Black, and Ronald A. Kohser. Materials and Processes in Manufacturing. 8th ed. Upper Saddle River, NJ ; New Delhi: Prentice Hall, 1997.
Dyfyniad MLA
DeGarmo, E. Paul, et al. Materials and Processes in Manufacturing. 8th ed. Prentice Hall, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.