Baldssarre, Guy A. <br/><br/>
Waterfowl ecology and management   
by Guy A Baldassare and Eric G Bolen 
 - New York  J-W  1994 
 - xvii, 609p 
<br/><br/><label>ISBN: </label>0471597708 
<br/><br/><label>Dewey Class. No.: </label>598.41045097  / N94