APA

Ramamrutham .S, . (1967). Strength Of Materials Ed.7. : .

Chicago

Ramamrutham .S, . 1967. Strength Of Materials Ed.7. : .

Harvard

Ramamrutham .S, . (1967). Strength Of Materials Ed.7. : .

MLA

Ramamrutham .S, . Strength Of Materials Ed.7. : . 1967.