000 00315nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a371.4 H646
100 _aHILL,G.E
245 0 _aMANAGEMENT AND IMPROVEMENT OF GUIDANCE
260 _aEnglewood Cliffs
_bPrentice Hall
_c1974
300 _a23X16
942 _cBK
_2DDC
999 _c16152
_d16152