00631nam a22002297a 4500 GCWUF 20180403073311.0 180403b xxu||||| |||| 00| 0 eng d 9814126500 ENG MAIN 515.35 BOY Boyce, William E.; Elementary differential equations/ Boyce, William E.; 7th ed. New York : Wiley, 1992. xvi,592 p. : ill ; 25 cm. P.B. Include Index Differential equations Boundary value problems DiPrima, Richard C. ddc BK 4749 4749 0 0 ddc 0 0 NFIC MAIN MAIN GEN 2018-04-03 purchased 782.22 0 515.35 BOY B0041102 2018-04-03 00:00:00 2018-04-03 BK