Johnson, Robert B. . <br/><br/>
Principles of Engineering Geology /  Textual Documents 
Robert B. Johnson and Jerome V. DeGraff. 
 - 1st ed. / 
 - New York :  John Wiley & Sons ,  C1988. 
 - xiii,497p. :  ill ;  24cm . 
<br/><br/>Index 
<br/><br/><label>Subjects--Index Terms: </label>Geology Geology-Engineering G-Geology 
<br/><br/><label>Dewey Class. No.: </label>550