RAO P N. (2013). MANUFACTURING TECHNOLOGY METALCUTTING AND MACHINE TOOLS (3rd.). MC GRAW HILL.
Dyfyniad Arddull ChicagoRAO P N. MANUFACTURING TECHNOLOGY METALCUTTING AND MACHINE TOOLS. 3rd. NEW DELHI: MC GRAW HILL, 2013.
Dyfyniad MLARAO P N. MANUFACTURING TECHNOLOGY METALCUTTING AND MACHINE TOOLS. 3rd. MC GRAW HILL, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.