RAMAMRUTHAM S & NARAYANAN R, . (2002). STRENGTH OF MATERIALS. : DHAN PAT RAI PUBLICATIONS COMPANY.
RAMAMRUTHAM S & NARAYANAN R, . 2002. STRENGTH OF MATERIALS. : DHAN PAT RAI PUBLICATIONS COMPANY.
RAMAMRUTHAM S & NARAYANAN R, . STRENGTH OF MATERIALS. : DHAN PAT RAI PUBLICATIONS COMPANY. 2002.