MLA

Kilpatrick, Jack Frederick (1915-1967). Bible quotation. Box 7, folder 567. undated. https://collections.library.yale.edu/catalog/15492853.

APA, 6th edition

Kilpatrick, Jack Frederick (1915-1967). (["Box 7, folder 567"])(undated)[Bible quotation]. https://collections.library.yale.edu/catalog/15492853.