Narayan, Shanti. Differential calculus for B.A. & B.Sc. students / by Shanti Narayan. - New Delhi : Shyam Lal Charitable Trust, 1974 [reprinted 1991] - 326 p. ; ISBN: SC&SSBK44 Subjects--Topical Terms: Differential calculus. Dewey Class. No.: 515.3 / Di,13