Proceedings of a Symposium held in Grand Forks, N. D. 1. a. 1. J. 1. (1987). Fifth International Williston Basin Symposium. Regina : Saskatchewan Geological Society.
Chicago Style (17th ed.) CitationProceedings of a Symposium held in Grand Forks, North Dakota 14,15,16 and 17 June 1987. Fifth International Williston Basin Symposium. Regina : Saskatchewan Geological Society, 1987.
MLA (8th ed.) CitationProceedings of a Symposium held in Grand Forks, North Dakota 14,15,16 and 17 June 1987. Fifth International Williston Basin Symposium. Regina : Saskatchewan Geological Society, 1987.
IICA/CATIE CitationProceedings of a Symposium held in Grand Forks, N. D. 1. a. 1. J. 1. 1987. Fifth International Williston Basin Symposium. Regina : Saskatchewan Geological Society.