Twist, Clint <br/><br/>
The envirnoment /  
Clint Twist. 
 - 48p. : col. ill. ;  24 cm. 
 - The Wayland library of science and technology; .
<br/><br/> Teens 
<br/><br/><label>ISBN: </label>0750200200 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Environment.<br/>Pollution.
<br/><br/><label>Dewey Class. No.: </label>333  / TWI