000			00351nam a2200157Ia 4500
008			200202s9999 xx 000 0 und d
082			_a302.3 Thi
100			_a"Thibaut, John.W."
245		0	_aSocial psychology of groups
260			_aNew York
260			_bJohn Wiley
260			_c1959
300			_a313p.
650			_aPsychology
942			_cB
999			_c4255 _d4255