000 00314nam a2200121Ia 4500
008 211209s1993 xx 000 0 und d
041 _aeng
082 _a511.622 N93 LEV
100 _aLEVY L S
245 _aDISCRETE STRUCTURES OF COMPUTER SCIENCE
260 _aNEW DELHI
_bWOLEY EASTERN LTD.
_c1993
300 _a310
999 _c35015
_d35015