Darwin, Charles <br/><br/>
On the origin of species by means of natural selection, or, The preservation of favoured races in the struggle for life / 
Charles Darwin ; edited with an introduction by Willaim Bynum. 
 - London :  Penguin Books Ltd,  c2009. 
 - 516 p. ; 20 cm. 
 - Penguin classics .
<br/><br/><label>ISBN: </label>978-0-140-43912-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolution ( Biology ).<br/>Natural selection.