O'Shea, J. M., & Shott, M. J. (1990). The Bridgeport township site: Archaeological investigation at 20SA620, Saginaw County, Michigan. Museum of Anthropology.
Chicago Style (17th ed.) CitationO'Shea, John M., and Michael J. Shott. The Bridgeport Township Site: Archaeological Investigation at 20SA620, Saginaw County, Michigan. Ann Arbor: Museum of Anthropology, 1990.
MLA (9th ed.) CitationO'Shea, John M., and Michael J. Shott. The Bridgeport Township Site: Archaeological Investigation at 20SA620, Saginaw County, Michigan. Museum of Anthropology, 1990.
Warning: These citations may not always be 100% accurate.