World now and then 

 - Chicago:  Riverside Publishing Company,  1982. 
 - 512p. 
<br/><br/><label>ISBN: </label> 450 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geograpgy
<br/><br/><label>Dewey Class. No.: </label>372.83 SID R