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World population and resources : a report by PEP ; sept., 1955
(1955)
World Population and production : trends and outlook
Vojtinskij, Vladimir S., (1955)
Welternährung im 21. Jahrhundert : Sachbuch
Anschütz, Michael, (2015)
World Commerce and governments : trends and outlook
[Besprechung von:] Woytinsky, W. S., and E. S. Woytinsky: World commerce and governments: trends and outlook. New York 1955
Condliffe, J. B., (1956)