Gaya APA
Budynas, R, G., Nisbett, J, K. (2011).
Shigley's Mechanical Engineering Design ninth edition (Ninth Edition).
New York:
McGraw-Hill.
Gaya MLA
Budynas, Richard, G.., Nisbett, J., Keith.
"Shigley's Mechanical Engineering Design ninth edition".
Ninth Edition
New York:
McGraw-Hill,
2011.
Text.