Richey, J. E. <br/><br/>
Elements of engineering geology. 

 - London :  Pitman,  1964. 
 - 157 p. :  il. ;  25 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geotecnia
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>624.131