APA Citation

Gupta, A. S. (2015). Calculus of variations. Delhi: PHI Learning.

Chicago Style Citation

Gupta, A. S. Calculus of Variations. Delhi: PHI Learning, 2015.

MLA Citation

Gupta, A. S. Calculus of Variations. Delhi: PHI Learning, 2015.

Warning: These citations may not always be 100% accurate.