Turk, Amos. <br/><br/>
Ecology, pollution, environment/ 
Amos Turk ; [by] Amos Turk, Jonathan Turk [and] Janet T. Wittes. 
 - ix, 217 p.: illus.; 23 cm. 
 - Saunders golden series  .
 - Saunders golden series  .
<br/><br/> Includes bibliographies. 
<br/><br/><label>ISBN: </label>0721691388 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution. <br/>Ecology. <br/>Population. 
<br/><br/><label>LC Class. No.: </label>TD174  / .T87 1972