000 00319nam a2200109Ia 4500
008 211217s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aHalpern, Werner I.
245 0 _aHuman Resources For Troubled Children
260 _bJohn Wiley and Sons
_aNew York
_c1976
942 _c1
999 _c387407
_d387407