Bureau of the American Republics (Washington, D.C.). (1891). Foreign commerce of the American republics and colonies: Corrected to May 1, 1891. Gov't print. off..
Chicago-referens (17:e uppl.)Bureau of the American Republics (Washington, D.C.). Foreign Commerce of the American Republics and Colonies: Corrected to May 1, 1891. [Washington: Gov't print. off., 1891.
MLA-referens (8:e uppl.)Bureau of the American Republics (Washington, D.C.). Foreign Commerce of the American Republics and Colonies: Corrected to May 1, 1891. Gov't print. off., 1891.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.