Martin, P. S., Quimby, G. I., & Collier, D. (1947). Indians before Columbus: Twenty thousand years of North American history revealed by archeology. The University of Chicago Press.
Chicago Style (17th ed.) CitationMartin, Paul Sidney, George Irving Quimby, and Donald Collier. Indians Before Columbus: Twenty Thousand Years of North American History Revealed by Archeology. Chicago, Illinois: The University of Chicago Press, 1947.
MLA (9th ed.) CitationMartin, Paul Sidney, et al. Indians Before Columbus: Twenty Thousand Years of North American History Revealed by Archeology. The University of Chicago Press, 1947.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.