APA (7th ed.) Citation

Firth, C. R., & McGuire, B. (1999). Volcanoes in the Quaternary. Geological Society.

Chicago Style (17th ed.) Citation

Firth, Callum R., and Bill McGuire. Volcanoes in the Quaternary. London: Geological Society, 1999.

MLA (9th ed.) Citation

Firth, Callum R., and Bill McGuire. Volcanoes in the Quaternary. Geological Society, 1999.