APA-referens (7:e uppl.)
Pan American Union. (1909). Uruguay: General descriptive data prepared in june 1909. Government Printing Office.
Chicago-referens (17:e uppl.)
Pan American Union. Uruguay: General Descriptive Data Prepared in June 1909. Washington: Government Printing Office, 1909.
MLA-referens (9:e uppl.)
Pan American Union. Uruguay: General Descriptive Data Prepared in June 1909. Government Printing Office, 1909.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.