Heckadon-Moreno, Stanley <br/><br/>
Naturalists on the Isthmus of Panama :  a hunderd years of Natura History on the biological bridge of the Americas / 
Stanley, Heckadon-Moreno. 
 - Primera edición 
 - Panama :  Smithsonian Tropical Research Institute,  2004. 
 - 271 p. ;  pasta suave  25 cm.  NA 
<br/><br/><br/>Ingles 
<br/><br/><label>ISBN: </label>9962614074  Normal 
<br/><br/><label>Dewey Class. No.: </label>500.8