Barker, Will <br/><br/>
Fresh-water friends and foes :   [how pollution affects wildlife] /   by Will Baker ; foreword by Lee Metcalf. 

 - 2nd ed. 
 - Washington :   Acropolis Books,   c1967. 
 - 40 p. :   il. (algumas color.) 
<br/><br/><label>LCCN: </label>66017935  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Įgua doce--Literatura infanto-juvenil.<br/>Vida selvagem--Montana (Estados Unidos).
<br/><br/><label>Dewey Class. No.: </label>500