Gaya APA
Timoshenko,S, ., D.H, Y.
(1956).
Engineering Mechanics 4th Edition
.
New York:
McGraw-Hill Book Company, Inc.
Gaya MLA
Timoshenko,S, ., D.H, Young.
"Engineering Mechanics 4th Edition".
New York:
McGraw-Hill Book Company, Inc,
1956.
Text.