APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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