Cite

Montoya, Severiano. [Grey horse]. #105

MLA

DeHuff, Elizabeth Willis, 1886-1983. Montoya, Severiano. [Grey horse]. #105. Box 5, folder 48. 1940. https://collections.library.yale.edu/catalog/2039389.

APA, 6th edition

DeHuff, Elizabeth Willis, 1886-1983. (["Box 5, folder 48"])(1940)[Montoya, Severiano. [Grey horse]. #105]. https://collections.library.yale.edu/catalog/2039389.