000 00210 a2200097 4500
001 28847
100 _aGren, F L
245 _aBasic algebric concepts
260 _a
_bMcGraw-Hill
_c1969
090 _c19293
_d19293
942 _aNUST-CAE
_cM
_c10328
999 _c263920
_d263920