000			00390nam a2200145Ia 4500
008			170207s9999 xx 000 0 und d
082			_a515.7 KRE-I
100			_aKreyszig, Erwin
245			_aIntroductory functional analysis with applications
260			_bJohn Wiley & Sons, London
260			_c1978
300			_a688
650			_aFunctional analysis; Mathematics
942			_cBOOKS
999			_c25447 _d25447