El origen de las especies /  Charles Darwin. 

 - 2a ed. 
 - México :   Editores Mexicanos Unidos,   2001. 
 - 506 p. ;   19 cm. 
<br/><br/> Translation of: The origin of the species.  
<br/><br/><label>ISBN: </label>9681510445 
<br/><br/><label>Subjects--Personal Names: </label><br/>Darwin, Charles Robert,  1809-1882 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolution Biology<br/>Natural selection
<br/><br/><label>Dewey Class. No.: </label>575.8   / D86o