Cite

In Spain

MLA

Hughes, Langston, 1902-1967. In Spain. Box 16, folder 172-176. 1938 January. https://collections.library.yale.edu/catalog/16206969.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 16, folder 172-176"])(1938 January)[In Spain]. https://collections.library.yale.edu/catalog/16206969.