Wyllie, Duncan C. <br/><br/>
Rock slope engineering :  civil and mining / 
Duncan C. Wyllie and Christopher W. Mah. 
 - 4th ed. 
 - London ;  New York :  Spon Press,  2004. 
 - xxiii, 431 p. :  ill. ;  26 cm. 
<br/><br/> "Based on Rock Slope Engineering (third edition, 1981) by  Dr. Evert Hoek and Dr. John Bray." 
<br/><br/>Includes bibliographical references (p. [411]-424) and index. 
<br/><br/><label>ISBN: </label>041528001X (softback : alk. paper) 9780415280006 9780415280013 0415280001 (hardback : alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rock slopes.
<br/><br/><label>Dewey Class. No.: </label>624.151363  / WYR 2004