Todd, Frank S., 1942- <br/><br/>
Waterfowl  ducks, geese and swans of the world 
by Frank S. Todd 
 - San Diego, Ca.  Sea World Press  1979 
 - 399p. col. ill. 30cm 
<br/><br/> Includes index 
<br/><br/>Bibliography: p.394-395 
<br/><br/><label>ISBN: </label>0150040369 
<br/><br/><label>LCCN: </label>79-63521 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Waterfowl