Cite

Great mound at Marietta, Ohio

MLA

Sarony, et al. Great Mound at Marietta, Ohio. 0AD. https://collections.library.yale.edu/catalog/2000564.

APA, 6th edition

S., Major, S., & C. (0 C.E.). Great mound at Marietta, Ohio [Illustrations, Lithographs]. https://collections.library.yale.edu/catalog/2000564.