University of Maryland, College Park. Bureau of Business and Economic Research. (1954). Southern Maryland, a tobacco economy.
Citace podle Chicago (17th ed.)University of Maryland, College Park. Bureau of Business and Economic Research. Southern Maryland, a Tobacco Economy. College Park, 1954.
Citace podle MLA (8th ed.)University of Maryland, College Park. Bureau of Business and Economic Research. Southern Maryland, a Tobacco Economy. 1954.
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