APA
Gupta S. L., . (2001). Classical mechanics. New Delhi: Prentic Hall.
Chicago
Gupta S L, . 2001. Classical mechanics. New Delhi: Prentic Hall.
Harvard
Gupta S. L., . (2001). Classical mechanics. New Delhi: Prentic Hall.
MLA
Gupta S L, . Classical mechanics. New Delhi: Prentic Hall. 2001.
