000 00291nam a2200121Ia 4500
008 211209s1971 xx 000 0 und d
041 _aeng
082 _a511.8 N71 CHA
100 _aCHAKRABARTHI M C
245 _aMATHEMATICS OF DESIGN AND ANALYSIS OF GAP
260 _c1971
300 _a117
999 _c13330
_d13330