Border of the District of Columbia and Maryland
MLA
Lmanian, Alexander, 1925-1996. Border of the District of Columbia and Maryland. Box 1, folder 9. 1968 April 28. https://collections.library.yale.edu/catalog/2042881.
APA, 6th edition
Lmanian, Alexander, 1925-1996. (["Box 1, folder 9"])(1968 April 28)[Border of the District of Columbia and Maryland]. https://collections.library.yale.edu/catalog/2042881.