WebLibNetWhitten D.G.A. (1986). A dictionary of geology (Reprint.). London: Penguin books.
Chicago Style CitationWhitten D.G.A. A Dictionary of Geology. Reprint. London: Penguin books, 1986.
MLA CitationWhitten D.G.A. A Dictionary of Geology. Reprint. London: Penguin books, 1986.
Warning: These citations may not always be 100% accurate.