MLA

Kirkup, James, 1918-2009. Notebook: Journal, Andorra. Box 151, folder 1499. 1988-1989. https://collections.library.yale.edu/catalog/16620284.

APA, 6th edition

Kirkup, James, 1918-2009. (["Box 151, folder 1499"])(1988-1989)[Notebook: Journal, Andorra]. https://collections.library.yale.edu/catalog/16620284.