Walsh, R. A. (1999). McGraw-Hill machining and metalworking handbook (2nd ed.). McGraw-Hill.
Dyfyniad Arddull ChicagoWalsh, Ronald A. McGraw-Hill Machining and Metalworking Handbook. 2nd ed. New York: McGraw-Hill, 1999.
Dyfyniad MLAWalsh, Ronald A. McGraw-Hill Machining and Metalworking Handbook. 2nd ed. McGraw-Hill, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.