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African labour efficiency survey
Northcott, Clarence Hunter, (1949)
Lohn, Ernährung, Leistung : Vortrag geh. am 19. Sept. 1947
Jung, A., (1947)
Sborník material°u ze Semináře o Problémech výživy pracujících
(1968)
The comparative advantage of government : a review
Belli, Pedro, (1997)
Is economic analysis of projects still useful?
Belli, Pedro, (1996)
Comments on "Multinational corporate pricing policy in the developing countries"
Belli, Pedro, (1977)