246c. [Heavens Peak, Glacier National Park, Sunset.]
MLA
McClintock, Walter, 1870-1949. 246c. [Heavens Peak, Glacier National Park, Sunset.]. Box 61, folder 3077. 1938. https://collections.library.yale.edu/catalog/2008729.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 61, folder 3077"])(1938)[246c. [Heavens Peak, Glacier National Park, Sunset.]]. https://collections.library.yale.edu/catalog/2008729.