000 00304nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a517.27 A3158
100 _aAKHIEZER.N.I
245 0 _aCALCULUS OF VARIATIONS
260 _aNEW YORK
_bBlaisdell Publishing
_c1962
300 _a24X15
942 _cBK
_2DDC
999 _c12500
_d12500