000 00300nam a2200121Ia 4500
020 _a007100551X
100 _aCharles R Litecky
245 _aStructured COBOL: A Step by Step Approach
260 _c1987
_bMcGraw-Hill Book Co.
_aNew York
300 _axi+401
700 _aGordon B Davis
942 _cBK
999 _c13529
_d13529