APA (7th ed.) Citation

Nigam, S. P., Sinha, H. C., & Sharma, J. C. (1966). A text book of differential calculus. Ram Prasad & Sons.

Chicago Style (17th ed.) Citation

Nigam, S. P., H. C. Sinha, and J. C. Sharma. A Text Book of Differential Calculus. Agra: Ram Prasad & Sons, 1966.

MLA (9th ed.) Citation

Nigam, S. P., et al. A Text Book of Differential Calculus. Ram Prasad & Sons, 1966.

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