Ghosh, Ram Krishna An Introduction to Differential equations Ram Krishna Ghosh and Kantish Chandra Maity - 9th rev. ed. - Kolkata New Central Book Agency 2009 - xv, 517 p. include Index ISBN: 8173812373 Rs.285.00 Subjects--Topical Terms: MathematicsAnalysisDifferential Calculus Dewey Class. No.: 515.3 / GH346DI