Nash, Roderick <br/><br/>
Wilderness and the American mind / 
Roderick Nash 
 - 4th ed. 
 - New Haven, Conn. :  Yale University Press,  1982 
 - xvii, 413 p. :  ill. ;  20 cm. 
<br/><br/>Includes index and  bibliography : p. [389]-407 
<br/><br/><label>ISBN: </label>0300091222  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Frontier and pioneer life--United States<br/>Nature conservation--United States
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Civilization