000 00328nam a2200157Ia 4500
082 _a518.5
_bIn61
100 _a
_d
245 _aIntroducing data processing
_b
260 _aNew Delhi
_bGalgotia
_c1984
300 _a237p. Index. Bibl.
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a12195
999 _c12195
_d12195