United Nations. Economic and Social Affairs, Department of-.Housing, Building and Planning, Centre for- <br/><br/>
Human settlements  the environmental challenge; a compendium of United Nations papers prepared for the Stockholm conference on the human environment 1972 

 - London  Macmillan  1975 
 - xiv, 209p. 
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>309.301  / Un58.HS