Das, B. C. Integral Calculus B. C. Das, B. N. Mukherjee - 44th ed. - Calcutta : U. N. Dhur & Sons, 1938. - vi, 463 p. : ill. ; 20 cm. ISBN: 8185624917 Subjects--Topical Terms: Integral Calculus LC Class. No.: 515.43/D229i Dewey Class. No.: 515.43/D229i 2011