Moran, Joseph M. <br/><br/>
An introduction to environmental sciences 
[by] Joseph M. Moran, Michael D. Morgan [and] James H. Wiersma. 
 - Boston :  Little, Brown  [1973] 
 - x, 389 p. :  ill.;  24 cm. 
<br/><br/>Includes bibliographiecal references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology.<br/>Pollution.<br/>Environmental protection.