APA (7th ed.) Citation

Davidson, J. W., & Rugge, J. (1988). Great heart: The history of a Labrador adventure. Viking.

Chicago Style (17th ed.) Citation

Davidson, James West, and John Rugge. Great Heart: The History of a Labrador Adventure. New York, NY: Viking, 1988.

MLA (9th ed.) Citation

Davidson, James West, and John Rugge. Great Heart: The History of a Labrador Adventure. Viking, 1988.