DAS, B. (1971). Integral calculus including differential: Equations. U, N. Dhur & Sons.
Chicago-čujuhus (17. p.)DAS, B.C. Integral Calculus Including Differential: Equations. Calcutta: U, N. Dhur & Sons, 1971.
MLA-čujuhus (9. p.)DAS, B.C. Integral Calculus Including Differential: Equations. U, N. Dhur & Sons, 1971.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.