000 00281pam a2200121a 44500
082 _a517.6
_bG56i
100 _aGoldberg, Samuel
245 1 _aINTRODUCTION TO DIFFERENCE EQUATIONS
260 _aNew York
_bJohn Wiley
_c1961
300 _a260
964 _gCIRC
997 _a5432 C
999 _c429271
_d429271