SF-303. Return to Camp on Snowshoe Trail. Walter McClintock with Snowshoes. Evening.
MLA
McClintock, Walter, 1870-1949. SF-303. Return to Camp on Snowshoe Trail. Walter McClintock with Snowshoes. Evening.. Box 146, folder 7743. undated. https://collections.library.yale.edu/catalog/10453888.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 146, folder 7743"])(undated)[SF-303. Return to Camp on Snowshoe Trail. Walter McClintock with Snowshoes. Evening.]. https://collections.library.yale.edu/catalog/10453888.