Open cut blast hole drilling / 
The Australian Drilling Industry Training Committee Limited. 
 - N.S.W., Australia :  Australian Drilling Industry Training Committee Limited,  1987. 
 - 218 p. :  ill. 
<br/><br/><label>ISBN: </label>0949279188 
<br/><br/><label>LCCN: </label>90044069     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drilling and boring<br/>Electric drills.<br/>Oil well drilling.