Hänvisningar gällande denna post

APA-referens (7:e uppl.)
(1931). Triangulation and traverse sketches to accompany the report of the commissioners on the reestablishment of the international boundary. U.S. Government Printing Office.
Chicago-referens (17:e uppl.)
Triangulation and Traverse Sketches to Accompany the Report of the Commissioners on the Reestablishment of the International Boundary. U.S. Government Printing Office, 1931.
MLA-referens (9:e uppl.)
Triangulation and Traverse Sketches to Accompany the Report of the Commissioners on the Reestablishment of the International Boundary. U.S. Government Printing Office, 1931.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.