APA (7th ed.) Citation

Walker, R. G. (1984). Facies models (2nd ed.). Geological Association of Canada Publications, Business and Economic Service.

Chicago Style (17th ed.) Citation

Walker, Roger G. Facies Models. 2nd ed. Toronto, Ont: Geological Association of Canada Publications, Business and Economic Service, 1984.

MLA (9th ed.) Citation

Walker, Roger G. Facies Models. 2nd ed. Geological Association of Canada Publications, Business and Economic Service, 1984.