Axelrod, Herbert R. <br/><br/>
All about discus... / 
Herbert R. Axelrod 
 - United States of American  1972 
 - 135 p.  il. color.; 20 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Peixes
<br/><br/><label>Dewey Class. No.: </label>597