Survey of the Mississippi River : made under the direction of the Mississippi River Commission : Lake Itasca basin, Minnesota, within Itasca State Park.
MLA
Commission, United States. Mississippi River. Survey of the Mississippi River : Made under the Direction of the Mississippi River Commission : Lake Itasca Basin, Minnesota, within Itasca State Park. s.n., 1900. https://collections.library.yale.edu/catalog/15814582.
APA, 6th edition
Commission, U. S. M. R. (1900). Survey of the Mississippi River : made under the direction of the Mississippi River Commission : Lake Itasca basin, Minnesota, within Itasca State Park. [Maps]. s.n., https://collections.library.yale.edu/catalog/15814582.
