Courtillot, Vincent <br/><br/>
Evolutionary Catastrophes   the Science of Mass Extinction 

 - New York  Cambridge University  2002 
 - 173p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>0521891183     0 
<br/><br/><label>Dewey Class. No.: </label>Q41  / C835