Walker, D., <br/><br/>
Studies in the Vegetational History of the British Isles : 

 -  Cambridge University Press,  2009. 
<br/><br/><label>ISBN: </label>9780521112017 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.
<br/><br/><label>Dewey Class. No.: </label>561.194  / WAL