Proceedings) International Association of Engineering Geology  III International Congress, 4-8 September 1978, Madrid, Spain 

 - Madrid  International Association of Engineering Geology  1978 
 - v. ill. 30cm 
<br/><br/><br/>engfrespa 
<br/><br/><label>ISBN: </label>8440048858 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering geology--Congresses