Ross, E. A. (1925). Report on employment of native labor in Portuguese Africa. The Abbott press.
Citace podle Chicago (17th ed.)Ross, Edward Alsworth. Report on Employment of Native Labor in Portuguese Africa. New York: The Abbott press, 1925.
Citace podle MLA (8th ed.)Ross, Edward Alsworth. Report on Employment of Native Labor in Portuguese Africa. The Abbott press, 1925.
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