American Society of Photogrammetry. Photogrammetric engineering. American Society of Photogrammetry.
Chicago-referens (17:e uppl.)American Society of Photogrammetry. Photogrammetric Engineering. Washington, D.C.: American Society of Photogrammetry.
MLA-referens (8:e uppl.)American Society of Photogrammetry. Photogrammetric Engineering. American Society of Photogrammetry.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.