Landscape assessment  values, perceptions and resources 
edited by Ervin H. Zube, Robert O. Brush and Julius Gy. Fabos 
 - Hutchinson & Ross, Stroudsburg, Pa. ;  Dowden,  1975 
 - 367 p. : ill. ; 24 cm. 
<br/><br/>Bibliography: p. 344-362. 
<br/><br/><label>ISBN: </label>0470984236 
<br/><br/><label>LCCN: </label>74-013331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Landscape assessment--United States<br/>Environmental protection--United States<br/>Environmental policy--United States