Frey, D. G., & Wright, H. E. (1965). The Quaternary of the U.S. Princeton University Press.
Chicago Style (17th ed.) CitationFrey, David G., and H. E. Wright. The Quaternary of the U.S. Princeton, New Jersey: Princeton University Press, 1965.
MLA (8th ed.) CitationFrey, David G., and H. E. Wright. The Quaternary of the U.S. Princeton University Press, 1965.
Warning: These citations may not always be 100% accurate.