CLARK, David.L. <br/><br/>
Fossils, Paleontology and Evolution 

 - 2nd Ed. 
 - Lowa  Wm.C.Brown Company  1976 
 - x, 121p. 
<br/><br/><label>ISBN: </label>0-697-05015-7 
<br/><br/><label>Dewey Class. No.: </label>562