Singh, Bhawani <br/><br/>
Engineering rock mass classification :  tunneling, foundations, and landslides / 
Bhawani Singh, R.K. Goel 
 - Waltham, MA :  Butterworth-Heinemann,  2011 
 - xv, 365 p. :  ill., maps ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780123858788 (hbk. : alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering geology<br/>Tunneling<br/>Foundations<br/>Landslides--Prevention<br/>Rocks--Classification