BROWN LESTER R. <br/><br/>
STATE OF WORLD 1990:  A WORLDWATCH INSTITUTE REPORT ON PROGRESS TOWARD A SUSTAINABLE SOCIETY 

 - NEW YORK:  W.W. NORTON & COMPANY,  1990. 
<br/><br/><label>ISBN: </label>0393306143. 
<br/><br/><label>Dewey Class. No.: </label>381.000 BRO