Gaya APA
Nash, W. (1998).
Strength Of Materials / Fourth Edition (Edisi 4 Jilid 1).
Singapore:
McGraw-Hill Book Company.
Gaya MLA
Nash, William.
"Strength Of Materials / Fourth Edition".
Edisi 4 Jilid 1
Singapore:
McGraw-Hill Book Company,
1998.
Text.