APA aipamena

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

Chicago Style aipamena

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 aipamena

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