Watt, A. a. (198). Longman illustrated dictionary of geology: The principles of geology explained and illustrated. Harlow, Essex : Longman ; Beirut : York Press.
Chicago Style (17th ed.) CitationWatt, Alec author. Longman Illustrated Dictionary of Geology: The Principles of Geology Explained and Illustrated. Harlow, Essex : Longman ; Beirut : York Press, 198.
MLA (9th ed.) CitationWatt, Alec author. Longman Illustrated Dictionary of Geology: The Principles of Geology Explained and Illustrated. Harlow, Essex : Longman ; Beirut : York Press, 198.
Warning: These citations may not always be 100% accurate.