APA
Ramanruthan & Narayan, . (1996). Strength of materials. : Delhi Dhanpat rai & sons.
Chicago
Ramanruthan & Narayan, . 1996. Strength of materials. : Delhi Dhanpat rai & sons.
Harvard
Ramanruthan & Narayan, . (1996). Strength of materials. : Delhi Dhanpat rai & sons.
MLA
Ramanruthan & Narayan, . Strength of materials. : Delhi Dhanpat rai & sons. 1996.