The Great Stone Bridge, Mississippi River. Minneapolis, Minnesota (971-154)
MLA
Plowden, David. The Great Stone Bridge, Mississippi River. Minneapolis, Minnesota (971-154). 1971. https://collections.library.yale.edu/catalog/2043524.
APA, 6th edition
Plowden, D. (1971). The Great Stone Bridge, Mississippi River. Minneapolis, Minnesota (971-154). https://collections.library.yale.edu/catalog/2043524.