000 00411nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a513.52
_bC712
100 _aCollins D A
245 _aBinary arithmetic with answers
260 _aOxford
_bBasil Blackwell
_c1964
300 _a31p.
650 _aArithmetics
700 _aBooth H E
_4Auth.
942 _cBK
999 _c57415
_d57415