000			00301nam a2200133Ia 4500
100			_aJain, Satish
020			_a81-7029-489-4
250			_a1st ed.
942			_cBK
245			_aIntroduction to computer science vol.I
260			_aBPB, New delhi _c1994
082			_a001.64 Jai
300			_axxii,490
999			_c34897 _d34897