Pettingill, Olin Sewall,  1907- <br/><br/>
Ornithology in laboratory and field 
by Olin Sewall Pettingill ; Illustrated by Walter J. Breckenridge 
 - Orlando, Fla.  Academic Press  1985 
 - xi, 403 p.: illus.  ; 26 cm. 
<br/><br/> 5th ed. 
<br/><br/><label>ISBN: </label>0125524552 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ornithology