APA (7th ed.) Citation

Williams, H., & McBirney, A. R. (1979). Volcanology. Freeman, Cooper.

Chicago Style (17th ed.) Citation

Williams, Howel, and Alexander R. McBirney. Volcanology. San Francisco, CA: Freeman, Cooper, 1979.

MLA (8th ed.) Citation

Williams, Howel, and Alexander R. McBirney. Volcanology. Freeman, Cooper, 1979.