[Tug of war, University of Montana, Missoula]
MLA
[Tug of War, University of Montana, Missoula]. 0AD. https://collections.library.yale.edu/catalog/2013762.
APA, 6th edition
[Tug of war, University of Montana, Missoula]. (0 C.E.). [Photographic prints, Photographs, Snapshots]. https://collections.library.yale.edu/catalog/2013762.