Sheppard, P M <br/><br/>
Natural selection and heredity 

 - 4th ed. 
 - London  English Language Book Society  1979 
 - 239 p. 
<br/><br/><label>ISBN: </label> POU1.65 
<br/><br/><label>Dewey Class. No.: </label>575.1 S52N