00435nam a22001217a 4500008004100000020001500041245012200056260004200178300001700220650002900237650002600266050002100292240912b           ||||| |||| 00| 0 eng d  a0393303896  aState of the world 1987;ba world watch institute report on progress toward a sustainable society cby Brown R Lester  aNew YorkbW.W, Norton & Companyc1987  axvii, 268p.;  aSustainable development   aEconomic development   aHD 72b.S72 1987