Geological report on Arenac County.
Pub. as a part of the Annual report of the Board of geological and biological survey for 1911.
APA Citation
Gregory, W. M. (William Mumford). (1912). Geological report on Arenac County. Lansing: Wynkoop.
MLA Citation
Gregory, William M. (William Mumford). Geological Report On Arenac County. Lansing: Wynkoop, 1912.
Warning: These citations may not always be complete (especially for serials).