APA استشهاد

Narayan, S., & Kapur, J. N. (1972). A textbook of vector calculus. S Chand.

استشهاد بنمط شيكاغو

Narayan, Shanti, و J N. Kapur. A Textbook of Vector Calculus. New Delhi: S Chand, 1972.

MLA استشهاد

Narayan, Shanti, و J N. Kapur. A Textbook of Vector Calculus. S Chand, 1972.