Piskunov, N. Differential and integral calculus (vol-i) / N. Piskunov, Translated by George yankovsky - 2nd ed. - Moscow: MIR Publishers, c1969. New Delhi: CBS Publishers, c1974. - 471p.: 23 cm. - vol-I . Includes Index. english LCCN: 72491963 Subjects--Topical Terms: Differential calculus.Calculus, Integral. LC Class. No.: QA303 / .P58213 1969 Dewey Class. No.: 515/PID