Perrins Christopher M Ed <br/><br/>
Encyclopedia of birds 
Perrins Christopher M Ed; Middleton Alex L A Ed 
 - London  George Allen and Unwin       1985 
 - 445p illus  cm. 
<br/><br/><label>Standard No.: </label>20596 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ZOOLOGY
<br/><br/><label>Dewey Class. No.: </label>K96k1,N85, M5