333.063
R434N
           Spengler, Joseph J. (Ed.)
               Natural resouces and economic growth paper presented at a conference held at Ann Arbor, Michigan, April 7-9-1960 \ Joseph J. Spengler - Washington : Resouces for the future, 1961.
               vii, 306p
79721
                Subjects: Natural resources; Economic development; Investment, foreign.