Sing, Bhawani <br/><br/>
Rock mass classification   a practical approach in civil engineering  [Book] 
Bhawani Sing. 
 -  Elsevier New York 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>80430139 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rock--Mass
<br/><br/><label>Dewey Class. No.: </label>624.1813