Symposium... 

 - Montreal ,    1972 
 - 2v. :    ill. ;    23 cm 
<br/><br/>  Title in English and French. English or French 
<br/><br/>Includes bibliographical references 
<br/><br/>v.1. Earth science and the quality of life.-- v.2. Earth science aid ... 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Geology -- Congresses.
<br/><br/><label>Dewey Class. No.: </label>550 HUT