Ragan, Donal M <br/><br/>
Structural geology  an introduction to geometrical techniques 
by Donal M Ragan 
 - 4th ed 
 - New York  Cambridge University Press  2009 
 - xvii, 602p 
<br/><br/><label>ISBN: </label>9780521745833 
<br/><br/><label>Dewey Class. No.: </label>551.101516  / P09 "CEAS"