Das, B. C., & Mukherjee, B. N. (1975). Differential Calculus (49th ed.). U.N. Dhur & Sons.
Lua i Stíl Chicago (17ú heag.)Das, B. C., agus B. N. Mukherjee. Differential Calculus. 49th ed. Calcutta: U.N. Dhur & Sons, 1975.
Lua MLA (9ú heag.)Das, B. C., agus B. N. Mukherjee. Differential Calculus. 49th ed. U.N. Dhur & Sons, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.