Allaby,ailsa, & Allaby,michael. (1990). Concise Oxford Dictionary of Earth Sciences. Oxford University.
Chicago Edition CitationAllaby,ailsa, and Allaby,michael. Concise Oxford Dictionary of Earth Sciences. New York: Oxford University, 1990.
MLA Edition CitationAllaby,ailsa, and Allaby,michael. Concise Oxford Dictionary of Earth Sciences. Oxford University, 1990.
Warning: These citations may not always be 100% accurate.