APA (7th ed.) Citation

University of Minnesota. Mineral Resources Research Center. Minnesota mining directory. Mineral Resources Research Center, University of Minnesota.

Chicago Style (17th ed.) Citation

University of Minnesota. Mineral Resources Research Center. Minnesota Mining Directory. Minneapolis: Mineral Resources Research Center, University of Minnesota.

MLA (9th ed.) Citation

University of Minnesota. Mineral Resources Research Center. Minnesota Mining Directory. Mineral Resources Research Center, University of Minnesota.

Warning: These citations may not always be 100% accurate.