000			00433nam a2200157Ia 4500
008			191206s9999 xx 000 0 und d
020			_a0070565015 :
090			_aHM133S45
245		0	_aGroup dynamics: the psychology of small group behavior
250			_a2d ed.
260			_aMcGraw-Hill
260			_bMcGraw-Hill series in psychology
260			_ccc1976
300			_a"xv, 464 p. : ill. ; 24 cm."
999			_c16093 _d16093