Gundersen, J. R. N., & Schwartz, G. M. (1962). The geology of the metamorphosed Biwabik iron-formation, eastern Mesabi district, Minnesota. University of Minnesota Press.
Chicago Style (17th ed.) CitationGundersen, James Ronald Novotny, and George M. Schwartz. The Geology of the Metamorphosed Biwabik Iron-formation, Eastern Mesabi District, Minnesota. Minneapolis: University of Minnesota Press, 1962.
MLA (9th ed.) CitationGundersen, James Ronald Novotny, and George M. Schwartz. The Geology of the Metamorphosed Biwabik Iron-formation, Eastern Mesabi District, Minnesota. University of Minnesota Press, 1962.
Warning: These citations may not always be 100% accurate.