Simmons, George F. . Differential Equations: With Applications and Historical Notes / Textual Documents George F. Simmons. - 1st ed. / - New Delhi : Tata Mcgraw-Hill Publishing Company Ltd , C 1972. - x, 465p. ; 21cm. Index ISBN: 0-07-099572-9 Subjects--Index Terms: Mathematics Differential Equations PG-Mathematics G-Mathematics Dewey Class. No.: 515.35