APA (7th ed.) Citation

Allaby, A., & Allaby, M. (1990). The Concise Oxford dictionary of earth sciences. Oxford University Press.

Chicago Style (17th ed.) Citation

Allaby, Ailsa, and Michael Allaby. The Concise Oxford Dictionary of Earth Sciences. Oxford, Eng.: Oxford University Press, 1990.

MLA (9th ed.) Citation

Allaby, Ailsa, and Michael Allaby. The Concise Oxford Dictionary of Earth Sciences. Oxford University Press, 1990.