Scheffel, Richard L. Ed. <br/><br/>
Natural Wonders Of The World. 

 - New York :  The Reader'S Digest Association,  1980 
 - 463 pages. 
<br/><br/><br/>English 
<br/><br/><label>Subjects--Topical Terms: </label>--1.Curiosities and wonders
<br/><br/><label>Dewey Class. No.: </label>1.9 NAT