Gaya APA
G, B., Keith, N. (2011).
Shgley`s Mechanical Engineering Design (Ninth Edition).
Boston:
McGraw-Hill.
Gaya MLA
G, Budynas,Richard., Keith, Nisbett,J..
"Shgley`s Mechanical Engineering Design".
Ninth Edition
Boston:
McGraw-Hill,
2011.
Textbook.