MLA

Jolas, Eugène, 1894-1952. "Jean Sans Terre Le Double" with "Jean Sans Terre Aborde au Dernier Port," La Nouvelle Relève, printed text. Box 44, folder 1006. n.d.. https://collections.library.yale.edu/catalog/32581290.

APA, 6th edition

Jolas, Eugène, 1894-1952. (["Box 44, folder 1006"])(n.d.)["Jean Sans Terre Le Double" with "Jean Sans Terre Aborde au Dernier Port," La Nouvelle Relève, printed text]. https://collections.library.yale.edu/catalog/32581290.