The economic geology of the Williston Basin : Montana, North Dakota, South Dakota, Saskatchewan, Manitoba : 1978 Williston Basin Symposium, September 24-27, 1978.
- Montana : [Montana Geological Society], 1978.
- ix, 447 p. : ill., photos., ports., maps.
Folded attachments (16 parts) - Acc# 285437
Includes bibliographical references.
Geology, Economic.--Williston Basin.
Geology, Stratigraphic--Congresses.
TN23.6 / W55