00292nam a2200097Ia 4500082002700000100001700027245012000044300001600164362000900180500000500189  a382.41091724 P973.TBb  aPryor, F. L.  aTrade barriers of capitalist and communist nations against foodstuffs exported by tropical underdeveloped nationsb  app. 406-411  a1967  a