Das, B. C., & Mukherjee, B. N. (1997). Differential Calculus (43rd rev. ed.). U. N. Dhur & Sons, Private Ltd.
Cita Chicago (17th ed.)Das, B. C., i B. N. Mukherjee. Differential Calculus. 43rd rev. ed. Calcutta: U. N. Dhur & Sons, Private Ltd, 1997.
Cita MLA (9th ed.)Das, B. C., i B. N. Mukherjee. Differential Calculus. 43rd rev. ed. U. N. Dhur & Sons, Private Ltd, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.