000 00276nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a301.152
_bHAS
100 _aHasling, J
245 0 _aGroup discussion and decision making
260 _aNew York
_bCrowell
_c1975
942 _cBK
999 _c26029
_d26029