000 00249nam a2200109Ia 4500
008 240521s1975 xx 000 0 und d
041 _aeng
100 _aDANGE.M.N.
245 _aVALUATION HEIGHTS
260 _bM. A. IYENGAR
_c1975
300 _a263
999 _c1163578
_d1163578