APA
Sadhu Singh, . (1995). Strength of materials. : Delhi Khanna Pub.
Chicago
Sadhu Singh, . 1995. Strength of materials. : Delhi Khanna Pub.
Harvard
Sadhu Singh, . (1995). Strength of materials. : Delhi Khanna Pub.
MLA
Sadhu Singh, . Strength of materials. : Delhi Khanna Pub. 1995.