The American geologist
MLA
Winchell, N. H. The American Geologist. Minneapolis, Minn.: Geological Pub. Co. [etc.]
APA, 7th edition
Winchell, N. H. The American geologist. Minneapolis, Minn.: Geological Pub. Co. [etc.]
Chicago, 17th edition
Winchell, N. H. The American geologist. Minneapolis, Minn.: Geological Pub. Co. [etc.]