Cite

Regan's 'constructive engagement' in the Arab lands!

MLA

Harrington, Oliver W. (Oliver Wendell), 1912-1995. Regan's 'constructive engagement' in the Arab lands!. Box 14 (Oversize). undated. https://collections.library.yale.edu/catalog/33075725.

APA, 6th edition

Harrington, Oliver W. (Oliver Wendell), 1912-1995. (["Box 14 (Oversize)"])(undated)[Regan's 'constructive engagement' in the Arab lands!]. https://collections.library.yale.edu/catalog/33075725.