SF-184. Bear Grass.
MLA
McClintock, Walter, 1870-1949. SF-184. Bear Grass.. Box 146, folder 7624. undated. https://collections.library.yale.edu/catalog/10453769.
APA, 6th edition
McClintock, Walter, 1870-1949. (["Box 146, folder 7624"])(undated)[SF-184. Bear Grass.]. https://collections.library.yale.edu/catalog/10453769.