Cottrell Alan <br/><br/>
Environmental economics   An introduction for stud    
Cottrell Alan 
 - London  Edward Arnold U. K.         1978 
 - 66p.  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Economics
<br/><br/><label>Dewey Class. No.: </label>X:(G:55), L8