Gaya APA
Krar, S, F., Oswald, J, W. (1990).
Technology of machine tools (4th ed).
New York:
Gregg Division, McGraw-Hill.
Gaya MLA
Krar, Stephen, F.., Oswald, J., William.
"Technology of machine tools".
4th ed
New York:
Gregg Division, McGraw-Hill,
1990.
Text.