Johnson, Robert B. (Robert Britten) <br/><br/>
Principles of engineering geology/ 
Robert B. Johnson, Jerome V. DeGraff. 
 - New York:  John Wiley & Sons,  1988. 
 - 497 pages :   illustrations ;   24 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>0471034363 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering geology.