Goodacre, A. K., Grieve, R. A. F., Halpenny, J. F., & Geological Survey of Canada. (1987). Free air gravity anomaly map of Canada. Geological Survey of Canada.
Chicago Style (17th ed.) CitationGoodacre, A. K., Richard A. F. Grieve, J. F. Halpenny, and Geological Survey of Canada. Free Air Gravity Anomaly Map of Canada. Ottawa: Geological Survey of Canada, 1987.
MLA (8th ed.) CitationGoodacre, A. K., et al. Free Air Gravity Anomaly Map of Canada. Geological Survey of Canada, 1987.
Warning: These citations may not always be 100% accurate.