Vriends, Matthew M.,  1937- <br/><br/>
Breeding cage and aviary birds / 
by Dr. Matthew M. Vriends 
 - 1st ed. 
 - New York :  Howell Book House Inc.,  1987 
 - 192 p. :  ill. ;  21 cm . 
<br/><br/>Bibliography : p.191 -192 
<br/><br/><label>ISBN: </label>0876058217 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cage birds--Breeding<br/>Birds, Ornamental--Breeding<br/>Bird--song