State of the environment :  a view toward the nineties. 

 - Washington, DC :  Conservation Foundation,  c1987. 
 - xlviii, 614 p. :  ill. ;  23 cm. 
<br/><br/> "A report from the Conservation Foundation sponsored by the Charles Stewart Mott Foundation." 
<br/><br/><label>ISBN: </label>0891640983 
<br/><br/><label>LCCN: </label>90015179 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection--United States.<br/>Environmental policy--United States.