HESSER, Dale T. Leath, Susan S. <br/><br/>
Focus on earth science / 
[by] Dale T.Hesser, Susan S.Leath 
 - Ohio  Merrill pub.  1987 
 - varied pages 
<br/><br/> Includes appendixes, glossary, index. 
<br/><br/><label>ISBN: </label>675073731 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geophysics<br/>Earth science
<br/><br/><label>Dewey Class. No.: </label>550  / HES