000 00277nam a2200121Ia 4500
008 211209s1974 xx 000 0 und d
041 _aeng
082 _a515.33 N74 PIS
100 _aPISKUNOV N
245 _aDIFFERENTIAL AND INTEGRAL CALCULUS
260 _c1974
300 _a472
999 _c8837
_d8837