APA引文

U.S. Census Bureau & United States. National Archives and Records Administration. (2002). 15th census, population, 1930. National Archives and Records Administration.

Chicago Style (17th ed.) Citation

U.S. Census Bureau and United States. National Archives and Records Administration. 15th Census, Population, 1930. [Washington, D.C.: National Archives and Records Administration, 2002.

MLA引文

U.S. Census Bureau and United States. National Archives and Records Administration. 15th Census, Population, 1930. National Archives and Records Administration, 2002.