APA (7th ed.) Citation

Gupta, S. L., Kumar, V., & Sharma, R. C. (1985). Classical Mechanics. Pragati Prakashan.

Chicago Style (17th ed.) Citation

Gupta, S. L., V. Kumar, and R. C. Sharma. Classical Mechanics. Meerut: Pragati Prakashan, 1985.

MLA (9th ed.) Citation

Gupta, S. L., et al. Classical Mechanics. Pragati Prakashan, 1985.