Wyllie, Duncan C. Rock slope engineering : civil applications / - 5th ed. - London, New York : CRC Press, Taylor & Francis Group, c2018. - xxxix, 568 p. : ill. ; 25 cm. Includes index. ISBN: 9781498786270 LC Class. No.: 24355-24357 Dewey Class. No.: 624.15132 / WYL