Schach, R <br/><br/>
Rock Bolting / 
A practical handbook 
 - New York :  Pergamon Press,  . 
 - 84 p. : 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE
<br/><br/><label>Dewey Class. No.: </label>624.15132  / SCH