00495     2200169   4500001002100000008003900021035002000060245006600080100001600146260005200162300002400214020001800238084001800256082001200274650002500286990001400311INLIS000000000000441                                   N    a0010-0317000439  aAn introduction to differential equations with difference ...  aFinizio, N.  aWadsworth :bWadsworth Publishing Companyc1982  axvi,484 hlm.c24 cm  a0 534 00960 3  a515.352 Fin i  a515.352  aALJABAR DIFFERENSIAL  a156289112