00477nam a2200145Ia 4500008004100000040003800041100001800079245004900097260004100146300001200187653002100199942000600220999001900226952008600245220119s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aHirst, Paul Q 0aSocial evolution and sociological categories  bGeorge Allen and UnwinaLondonc1976  a135p p.  aSocial evolution  c1  c363898d363898  00104070a2b2c2d0000-00-00l0oY1:1:5  K6p213189r2022-01-19w0000-00-00y1