Παραπομπή APA
Conference on Unemployment (. (1924). Seasonal operation in the construction industries: The facts and remedies, report and recommendations of a committee of the President's conference on unemployment. New York: McGraw-Hill.
Παραπομπή Chicago StyleConference on Unemployment (. Seasonal Operation in the Construction Industries: The Facts and Remedies, Report and Recommendations of a Committee of the President's Conference On Unemployment. New York: McGraw-Hill, 1924.
Παραπομπή MLAConference on Unemployment (. Seasonal Operation in the Construction Industries: The Facts and Remedies, Report and Recommendations of a Committee of the President's Conference On Unemployment. New York: McGraw-Hill, 1924.
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