RAMAMRUTHAM S & NARAYAN R, . (1988). STRENGTH OF MATERIALS. : DHANPAT RAI & SONS.
RAMAMRUTHAM S & NARAYAN R, . 1988. STRENGTH OF MATERIALS. : DHANPAT RAI & SONS.
RAMAMRUTHAM S & NARAYAN R, . STRENGTH OF MATERIALS. : DHANPAT RAI & SONS. 1988.