000			00322pab a2200133 454500
008			180718b1983 xxu||||| |||| 00| 0 eng d
245			_aMethodologies for the study of social systems
260			_c1983
300			_a91-185
362			_aApr.
650			_aSocial Systems
773			_aBehavioral Science
909			_a18351
999			_c18351 _d18351