00444nam a2200169Ia 4500082001900000100001600019245003900035260003100074300001500105500000500120690000600125700000500131952010000136964001700236921000800253999001300261  a302.3bH274.HS  aHare, A. P.  aHandbook of small group researchb  aNew YorkbFree Pressc1962  axiv, 512p.  a  a   a  00104070aISIbISId1998-06-01l0o302.3 H274.HSpDP3157r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a872  c872d872