00398nam a2200169Ia 4500003000400000005001700004008004100021040000700062041000800069082002100077100002000098245004600118250000600164260003100170300001300201365001400214OSt20230405125525.0210423s2008    xx            000 0 und d  cAL  aeng  a158.3 223bCORG  aCOREY (Gerald).  aTheory and practice of group counselling.  a7  aUKbCengage Learningc2008  axxiv,513  b1337cINR