Attewell, P. B.  Farmer, I. W. <br/><br/>
Principles of engineering geology  

 - John wiley & sons   New york  1976 
 - 1035p. 
<br/><br/><label>Nat. Bib. No.: </label>6454 
<br/><br/><label>Universal Decimal Class. No.: </label>550.  / ATT