Grant, Rosemary <br/><br/>
Dynamics and evolutionary significance of variation in a population of Darwin's finches, Geospiza conirostris /  
by Rosemary Grant. 
 - Uppsala [a. o.] :  Uppsala Universitet [a. o.],   1985. 
<br/><br/><label>ISBN: </label>915541771X 
<br/><br/><label>Universal Decimal Class. No.: </label>59