Dewhurst, J. F. (1955). America's needs and resources: A new survey. New York: Twentieth Century Fund.
Παραπομπή Chicago StyleDewhurst, J. Frederic. America's Needs and Resources: A New Survey. New York: Twentieth Century Fund, 1955.
Παραπομπή MLADewhurst, J. Frederic. America's Needs and Resources: A New Survey. New York: Twentieth Century Fund, 1955.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.