Earth summit 1992: the United Nations Conference on Environment and Development Rio de Janeiro 1992 

 - London  The Regency Press Corporation  1992 
 - 240p.  ill.   30cm.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development<br/> Environmental aspects   <br/> Environmental protection
<br/><br/><label>LC Class. No.: </label>QTO QH75.E38 1992