20. Along the Garden Wall. [View of Rocky Mountain Range in Northern Montana near the Canadian Boundary.]
MLA
McClintock, Walter, 1870-1949. 20. Along the Garden Wall. [View of Rocky Mountain Range in Northern Montana near the Canadian Boundary.]. Box 60, folder 2949. 1941. https://collections.library.yale.edu/catalog/2008365.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 60, folder 2949"])(1941)[20. Along the Garden Wall. [View of Rocky Mountain Range in Northern Montana near the Canadian Boundary.]]. https://collections.library.yale.edu/catalog/2008365.
