Ries, H., & Watson, T. L. (1947). Elements of engineering geology (2d ed., rev.). J. Wiley & sons, inc.; Chapman & Hall, limited.
Chicago Style (17th ed.) CitationRies, Heinrich, and Thomas L. Watson. Elements of Engineering Geology. 2d ed., rev. New York : London: J. Wiley & sons, inc.; Chapman & Hall, limited, 1947.
MLA (8th ed.) CitationRies, Heinrich, and Thomas L. Watson. Elements of Engineering Geology. 2d ed., rev. J. Wiley & sons, inc.; Chapman & Hall, limited, 1947.
Warning: These citations may not always be 100% accurate.