Samson wright's applecsl physiology  by Cyril A. Keele and Eric Neil. 

 - 12th ed. 
 - London  Oxford University Press  1971 
 - vi576, p., ill. 25cm. 
<br/><br/><label>ISBN: </label>091-2633-21. 
<br/><br/><label>Dewey Class. No.: </label>612,  / W90A