00431nam a22001337a 4500020001500000082002100015100001800036245009300054260005400147300002400201500004000225650001700265700001500282  a9280807579  a338.19 S121 19901 aSachs, Ignacy1 aFood and energy :bstrategies for sustainable development /cIgnacy Sachs and Dana Silk.  aTokyo :bUnited Nations University Press,cc1990.  avi, 83 p. ;b24 cm.  aIncludes appendixes and references.14aFood supply.1 aSilk, Dana