De Lanux, Pierre
MLA
Ford, Julia Ellsworth, 1859-1950. De Lanux, Pierre. Box 1, folder 23. 1919 December 19. https://collections.library.yale.edu/catalog/17167820.
APA, 6th edition
Ford, Julia Ellsworth, 1859-1950. (["Box 1, folder 23"])(1919 December 19)[De Lanux, Pierre]. https://collections.library.yale.edu/catalog/17167820.