Willis, Paul M.A.,   Dr.  <br/><br/>
Rocks & minerals 

 - 80 pages :   colour illustrations ;   17 cm 
 - My first pocket guide .
 - My first pocket guide .
<br/><br/> Includes glossary and index 
<br/><br/><label>ISBN: </label>0792265785 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minerals ; Rocks
<br/><br/><label>Dewey Class. No.: </label>552