Swinnerton, H. H. <br/><br/>
Outlines of palaentology. 

 - 3rd ed. 
 - London :  E.Arnold,  1947. 
 - 393 p. :  il. ;  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Palentología
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>56