(1949). Historical statistics of the United States 1789-1945: A supplement to the statistical abstract of the United States / prepared by the Bureau of the Census with the cooperation of the Social Science Research Council, 1949. U.S. Gov. Print. Off..
Chicago (17e ed.) BronvermeldingHistorical Statistics of the United States 1789-1945: A Supplement to the Statistical Abstract of the United States / Prepared by the Bureau of the Census with the Cooperation of the Social Science Research Council, 1949. Washington: U.S. Gov. Print. Off., 1949.
MLA (8e ed.) BronvermeldingHistorical Statistics of the United States 1789-1945: A Supplement to the Statistical Abstract of the United States / Prepared by the Bureau of the Census with the Cooperation of the Social Science Research Council, 1949. U.S. Gov. Print. Off., 1949.