00286nam a22000977a 4500008004100000020001500041050002100056245002200077260005700099300003200156150511b        xxu||||| |||| 00| 0 eng d  a0870445731  aQ 163 .W493 1985  aWhy in the world?  aWashington:bThe National Geographic Society,c1985.  a104p.: ill.bIncludes index