Chakravorty, J.G. Differential equations J.G. Chakravorty and P.R. Ghosh - 7th ed. - Kolkata U.N. Dhur & sons 2017 - xiii, 373p. Includes index, 15438,15439-SPECIMEN COPY ISBN: 9789380673615 Rs.200 Subjects--Topical Terms: Differential equationsMathematics Dewey Class. No.: 518.63 / CHA