Earth science  

 - Ohio:   Charles E. Merrill Publishing Company,   1976  
 - xiii, 493p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Subjects--Index Terms: </label>Earth  
<br/><br/><label>Universal Decimal Class. No.: </label>550  / L6