00309nam a2200121Ia 4500008004100000041000800041082001500049100002200064245002200086260003700108300003000145365001200175240624s9999    xx            000 0 und d  aeng  a301.18 NIJ  aNIJSTAD BERNARD A  aGROUP PERFORMANCE  c2009aNew YorkbPsychology Press  axi, : 275 : p. : cm. ; 21  cBPSb30