000 00323nam a2200133Ia 4500
100 _aRoy, M K
020 _a0-07-451865-8
654 _aComputer Science
942 _cBK
245 _aCobol programming
_Bproblems and solutions
260 _aTata McGraw Hill, New Delhi
_c1988
082 _a001.6424 Roy/Das
300 _a309
999 _c31880
_d31880