Gaya APA
Timoshenko, S., D.H, I, Y. ().
Elements of strength of materials .
New:
New delhi: Affliliated East-West; 1968.
Gaya MLA
Timoshenko, S.P., D.H, I., Young,.
"Elements of strength of materials".
New:
New delhi: Affliliated East-West; 1968,
.
Text.