SF-99. Flower Meadow. Home of Mad Wolf.
MLA
McClintock, Walter, 1870-1949. SF-99. Flower Meadow. Home of Mad Wolf.. Box 145, folder 7539. undated. https://collections.library.yale.edu/catalog/10453684.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 145, folder 7539"])(undated)[SF-99. Flower Meadow. Home of Mad Wolf.]. https://collections.library.yale.edu/catalog/10453684.