Brian lofts EDWARD ARNOLD  <br/><br/>
ANIMAL PHOTOPERIODISM  THE INSTITUTE OF BIOLOGY STUDIES IN BIOLOGY NO .25 

 - LONDON   1970 
 - 61p.ill 
<br/><br/><label>ISBN: </label>713122935 
<br/><br/><label>LC Class. No.: </label>QP84.6.L6 1970