Guide leaflet :
Cave in Rock area : Galletin and Hardin Counties : Equality, Shawneetown, Golconda, and Cave in Rock Quadrangles /
sponsored by Illinois State Geological Survey ; Leaders: George M. Wilson, I. Edgar Odom, Guy Dow.

APA Citation

Illinois State Geological Survey. (1961). Guide leaflet: Cave in Rock area : Galletin and Hardin Counties : Equality, Shawneetown, Golconda, and Cave in Rock Quadrangles. Urbana, Ill.: State of Illinois, Dept. of Registration and Education, State Geological Survey Division.

MLA Citation

Illinois State Geological Survey. Guide Leaflet: Cave In Rock Area : Galletin And Hardin Counties : Equality, Shawneetown, Golconda, And Cave In Rock Quadrangles. Urbana, Ill.: State of Illinois, Dept. of Registration and Education, State Geological Survey Division, 1961.

Warning: These citations may not always be complete (especially for serials).