APA (7th ed.) Citation

Allaby, A., & Allaby, M. (2004). A dictionary of earth sciences. Oxford University Press.

Chicago Style (17th ed.) Citation

Allaby, Ailsa, and Michael Allaby. A Dictionary of Earth Sciences. New York: Oxford University Press, 2004.

MLA (9th ed.) Citation

Allaby, Ailsa, and Michael Allaby. A Dictionary of Earth Sciences. Oxford University Press, 2004.