00392nam a2200133Ia 4500003000400000008004100004020002300045040000800068100001500076245009500091260004500186300001500231365001200246LDD181029s9999    xx            000 0 und d  a521287030cP 22.99  cLDD  aEllen, Roy 0aEnvironment, subsistence and systembthe ecology of small-scale social formatiocRoy Ellen  aLondonbCambridge University Pressc1982  axvi, 324p.  bP 22.99