Davies, A. Morley. <br/><br/>
An introduction to paleontology 

 - 3 ed. 
 - London :  Murby,  1961 
 - 322 p.  : ilus. 
<br/><br/><label>LCCN: </label>71245 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleontología.
<br/><br/><label>Dewey Class. No.: </label>560  / D38