Petroleum industry in Illinois, 1974.
Part I. Oil and Gas Developments /
Jacob Van Den Berg. Part II. Waterflood Operations / T.F. Lawry.
APA Citation
Illinois State Geological Survey., Lawry, T. F., Van Den Berg, J. (1975). Petroleum industry in Illinois, 1974: Part I. Oil and Gas Developments. Urbana: Illinois State Geological Survey.
MLA Citation
Illinois State Geological Survey, Thomas F Lawry, and Jacob Van Den Berg. Petroleum Industry In Illinois, 1974: Part I. Oil And Gas Developments. Urbana: Illinois State Geological Survey, 1975.
Warning: These citations may not always be complete (especially for serials).