Piskunov, N. Differential and integral calculus / N. Piskunov and translated by George Yankovosky. - 2nd ed. - New Delhi : CBS Publishers, c1964 [Reprinted 1996]. - volumes : illustrations ; 22 cm. V. 1-- ISBN: 8123904932 Subjects--Topical Terms: Calculus, Integral.Differential equations. Dewey Class. No.: 515.33 PIS