Young, R. W. <br/><br/>
Sandstone Landforms / 
Robert W.Young, Robert A. L. Wray, Ann R.M. Young. 
 - [Updated and revised] 
 - Cambridge ;  New York :  Cambridge University Press,  c2009. 
 - ix, 304 p. :  ill., 1 map ; 
<br/><br/><label>ISBN: </label>9780521877336  
<br/><br/><label>Dewey Class. No.: </label>R-551.41  / YOU-S