00429pab a2200145 454500008004000000100001800040245009400058260000900152300001300161362001000174650002500184650001500209700002500224773003400249180718b2011   xxu||||| |||| 00| 0 eng d  aPushpam Kumar  aThe economics of ecosystem services and biodiversity: An international assessment (Notes)  c2011  ap.76-80.  a11Jun  aBiological diversity  aEcosystems  aMartinez-Alier, Joan  aEconomic and Political Weekly