Koch, A. Robert <br/><br/>
Economic principles :   growth and environment / 
A Robert Koch 
 - Westport :  Avi Publishing,  c1986 
 - xii, 212 p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliography and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics. <br/> Economic development. 
<br/><br/><label>Dewey Class. No.: </label>330  / KOE 1986