Cite
Mineral resources of the Humbug Spires Instant Study Area, (primitive area and adjacent roadless areas), Silver Bow County, Montana
MLA
William F. Hanna, et al. “Mineral Resources of the Humbug Spires Instant Study Area, (Primitive Area and Adjacent Roadless Areas), Silver Bow County, Montana.” Open-File Report, Jan. 1980. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsair&AN=edsair.doi...........877ea73e19884eaddc43cd189e019347&authtype=sso&custid=ns315887.
APA
William F. Hanna, Michael Hamilton, & Harry Wynn Smedes. (1980). Mineral resources of the Humbug Spires Instant Study Area, (primitive area and adjacent roadless areas), Silver Bow County, Montana. Open-File Report.
Chicago
William F. Hanna, Michael Hamilton, and Harry Wynn Smedes. 1980. “Mineral Resources of the Humbug Spires Instant Study Area, (Primitive Area and Adjacent Roadless Areas), Silver Bow County, Montana.” Open-File Report, January. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=edsair&AN=edsair.doi...........877ea73e19884eaddc43cd189e019347&authtype=sso&custid=ns315887.