Policies and Systems of Environmental Impact Assessment 
United Nations 
 - New York  United Nations  1991 
 - 44p 
<br/><br/><label>ISBN: </label>9211164933 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment
<br/><br/><label>Dewey Class. No.: </label>301.31  / POL.N1