Technology and use of lignite.
Proceedings: Bureau of Mines-University of North Dakota Symposium, Grand Forks, N. Dak., May 9-10, 1973.
Compiled by Gordon H. Gronhovd and Wayne R. Kube.

APA Citation

Gronhovd, G. H.., Kube, W. R.., United States. Bureau of Mines., Lignite Symposium (1973 : Grand Forks, N. Dak.). (1974). Technology and use of lignite: Proceedings: Bureau of Mines-University of North Dakota Symposium, Grand Forks, N. Dak., May 9-10, 1973. [Washington]: U.S. Bureau of Mines.

MLA Citation

Gronhovd, Gordon H., Wayne R. Kube, United States. Bureau of Mines, and N. Dak.) Lignite Symposium (1973 : Grand Forks. Technology And Use of Lignite: Proceedings: Bureau of Mines-University of North Dakota Symposium, Grand Forks, N. Dak., May 9-10, 1973. [Washington]: U.S. Bureau of Mines, 1974.