F. Fraser Darling <br/><br/>
Future environments of north america;   being the record of a conference convened by the Conservation Foundation in April, 1965, at Airlie House, Warrenton, Virginia. 

 - Garden City, N.Y   Natural History Press  1966 
 - 767p  24cm 
<br/><br/> 	<br/>"Being the record of a conference convened by the Conservation Foundation in April, l965, at Airlie House, Warrenton, Virginia." 
<br/><br/><label>LCCN: </label>6620989 
<br/><br/><label>Subjects--Uniform Titles: </label><br/> Natural resources <br/>North America. Nature <br/> Effect of human beings on <br/>North America. Regional planning.
<br/><br/><label>Dewey Class. No.: </label>309.25 D221f