APA
Raj P. P., . (2012). Strength of Materials. Delhi: Pearson.
Chicago
Raj Purushothama P, . 2012. Strength of Materials. Delhi: Pearson.
Harvard
Raj P. P., . (2012). Strength of Materials. Delhi: Pearson.
MLA
Raj Purushothama P, . Strength of Materials. Delhi: Pearson. 2012.