Conditional estimates and marginal probabilities for undiscovered recoverable oil and gas resources by province : statistical background data for U. S. Geological Survey circular 860
compiled by Katharine L. Varnes, Ronald R. Charpentier, and Gordon L. Dolton ; United States Department of the Interior, Geological Survey
Other Title
Conditional estimates and marginal probabilities for undiscovered recoverable oil and gas resources by province : statistical background data for U.S. Geological Survey circular 860