Tohutoro APA (7th ed.)
Boszhardt, R. F. (2003). A projectile point guide for the Upper Mississippi River Valley. University of Iowa Press.
Tohutoru Kātū Chicago (17th ed.)
Boszhardt, Robert F. A Projectile Point Guide for the Upper Mississippi River Valley. Iowa City: University of Iowa Press, 2003.
Tohutoro MLA (9th ed.)
Boszhardt, Robert F. A Projectile Point Guide for the Upper Mississippi River Valley. University of Iowa Press, 2003.
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