University of Maryland, College Park. Bureau of Business and Economic Research. (1949). Baltimore: some economic indicators: Comparisons with other cities, relation to State of Maryland.
Citação do estilo Chicago (17ª ed.)University of Maryland, College Park. Bureau of Business and Economic Research. Baltimore: Some Economic Indicators: Comparisons with Other Cities, Relation to State of Maryland. College Park, 1949.
Citação MLA (8ª ed.)University of Maryland, College Park. Bureau of Business and Economic Research. Baltimore: Some Economic Indicators: Comparisons with Other Cities, Relation to State of Maryland. 1949.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.