Petroleum
Subtitle: a primer for North Dakota
By: by Erling A. Brostuen.
Series: Educational series / North Dakota Geological Survey -- 13; Educational series (Grand Forks, N.D.) -- 13
Publisher: North Dakota Geological Survey]
Published: 1981
Place of publication: [Grand Rapids]
Language: eng
Number of pages: 34
Subjects: Petroleum -- North Dakota