Rao, P. (1999). Strength of materials: :a practical approach. Universities press.
Čikaški stil citiranjaRao, Prakash. Strength of Materials: :a Practical Approach. Hyderabad: Universities press, 1999.
MLA način citiranjaRao, Prakash. Strength of Materials: :a Practical Approach. Universities press, 1999.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.