Schick, Kathy D <br/><br/>
Making silent stones speak 

 - New York  Simon & Schuster  1993 
 - 351 p.  ill 
<br/><br/><label>ISBN: </label>0671693719 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tools, prehistoric<br/>Stone age<br/>Tool use in animals
<br/><br/><label>Dewey Class. No.: </label>930.12  / S13