[Crowd gathered for a tug-of-war competition at the University of Montana, Missoula]
MLA
[Crowd Gathered for a Tug-of-War Competition at the University of Montana, Missoula]. 0AD. https://collections.library.yale.edu/catalog/2013758.
APA, 6th edition
[Crowd gathered for a tug-of-war competition at the University of Montana, Missoula]. (0 C.E.). [Photographic prints, Photographs, Snapshots]. https://collections.library.yale.edu/catalog/2013758.