Oil and gas development in Illinois in 1938 /
Alfred H. Bell.
APA Citation
Bell, A. Hannam., Illinois State Geological Survey. (1939). Oil and gas development in Illinois in 1938. Urbana: Illinois State Geological Survey.
MLA Citation
Bell, Alfred Hannam, 1895-, and Illinois State Geological Survey. Oil And Gas Development In Illinois In 1938. Urbana: Illinois State Geological Survey, 1939.
Warning: These citations may not always be complete (especially for serials).