MLA

DeHuff, Elizabeth Willis, 1886-1983. Quintana, Joe A. [White and grey spotted figure with broken watermelon]. #128. Box 7, folder 71. Undated. https://collections.library.yale.edu/catalog/2039412.

APA, 6th edition

DeHuff, Elizabeth Willis, 1886-1983. (["Box 7, folder 71"])(Undated)[Quintana, Joe A. [White and grey spotted figure with broken watermelon]. #128]. https://collections.library.yale.edu/catalog/2039412.