Gaya APA
R.C.Hibbeler, .
(2004).
mechanics Of Materials:Sixth Edition
(
Ed.6)
.
-:
Upper Saddle River,New jersey.
Gaya MLA
R.C.Hibbeler, .
"mechanics Of Materials:Sixth Edition".
Ed.6
-:
Upper Saddle River,New jersey,
2004.
Text.