Arizona
MLA
Dellenbaugh, Frederick Samuel, 1853-1935. Arizona. Box 2, folder 62. n.d.. https://collections.library.yale.edu/catalog/2017898.
APA, 6th edition
Dellenbaugh, Frederick Samuel, 1853-1935. (["Box 2, folder 62"])(n.d.)[Arizona]. https://collections.library.yale.edu/catalog/2017898.