Brenchley, Patrick J. <br/><br/>
Paleoecology  Ecosystems, environments and evolution 
Patrick J. Brenchley and, David A.T. Harper. 
 - 3rd ed.. 
 - London  Chapman and Hall  1998 
 - xxv,402p., 24cm. 
<br/><br/><label>ISBN: </label>0412434505. 
<br/><br/><label>Dewey Class. No.: </label>560.45  / B81P