Simpson, George Gaylord  1902-1984 <br/><br/>
Life of the past : an introduction to paleontology  an introduction to paleontology 

 - 5a ed. 
 - 198 páginas :   il. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleontologia<br/>Fosil
<br/><br/><label>Subjects--Index Terms: </label>Teoria De La Evolucion