RAO P N. (2013). MANUFACTURING TECHNOLOGY METALCUTTING AND MACHINE TOOLS (3rd.). MC GRAW HILL.
Chicago Style aipamenaRAO P N. MANUFACTURING TECHNOLOGY METALCUTTING AND MACHINE TOOLS. 3rd. NEW DELHI: MC GRAW HILL, 2013.
MLA aipamenaRAO P N. MANUFACTURING TECHNOLOGY METALCUTTING AND MACHINE TOOLS. 3rd. MC GRAW HILL, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.