00433nam a2200157Ia 4500008004100000020001500041082001400056100002100070245005400091260005100145300000800196650002000204650001400224653001800238653001900256170901s1977    xx            000 0 und d  a0029248000  a301bP19S  aParsons, Talcott 0aSocial Systems And The Evolution of Action Theory  aNew YorkbMacmillan Publishing Co., Inc.c1977  a420  aSocial sciences  aSociology  aAction theory  aSocial systems