MLA

Price, Vincent, 1911-1993. Price family. Box 16, folder 199. 1890s-1980s. https://collections.library.yale.edu/catalog/10009085.

APA, 6th edition

Price, Vincent, 1911-1993. (["Box 16, folder 199"])(1890s-1980s)[Price family]. https://collections.library.yale.edu/catalog/10009085.