000 00261nam a2200097Ia 4500
008 220201s1990 xx 000 0 eng d
100 _aAGGARWAL (VB) & OTHERS
245 0 _aPRINCIPLES OF COMPUTER SCIENCE
260 _bSTAMBEN PUBLISHING HOUSE
_c1990
942 _2ddc
999 _c94878
_d94878