North American petroleum : [electronic resource] a complete summary of geological information on the occurrence of oil and gas in the United States and Canada, with a concluding chapter on the oil fields of the Middle East /
Ver Wiebe, W.A. North American petroleum : : a complete summary of geological information on the occurrence of oil and gas in the United States and Canada, with a concluding chapter on the oil fields of the Middle East / [electronic resource] / W.A. Ver Wiebe.. Wichita, KS,, 1952.. IV, 459 p. : : ill. ; 34 cm.