University of South Carolina. Bureau of Business and Economic Research. Essays in economics. University of South Carolina, Bureau of Business and Economic Research.
Chicago-referens (17:e uppl.)University of South Carolina. Bureau of Business and Economic Research. Essays in Economics. Columbia, S.C.: University of South Carolina, Bureau of Business and Economic Research.
MLA-referens (8:e uppl.)University of South Carolina. Bureau of Business and Economic Research. Essays in Economics. University of South Carolina, Bureau of Business and Economic Research.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.