000 00211 a2200097 4500
001 27562
100 _aHirsch, S.C
245 _aCobol a simplfid approach
260 _a
_bPeston pub Co
_c
090 _c18350
_d18350
942 _aNUST-CAE
_cM
_c9281
999 _c262635
_d262635