El-Hinnawi, Essam <br/><br/>
State of the environment 
by Essam El-Hinawi and Manzur H. Hashmi 
 - London  Butterworths  1987 
 - 182p. 
<br/><br/> United Nations Environment Programme 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment
<br/><br/><label>Dewey Class. No.: </label>O91 El39s