Παραπομπή σε μορφή APA (7η εκδ.)

(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..

Παραπομπή σε μορφή Chicago (17η εκδ.)

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. Washington: U.S. Gov. Print. Off., 1949.

Παραπομπή σε μορφή MLA (8th εκδ.)

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., 1949.