Gemcom Surpac 6.0/ 
Gemcom. 
 - Perth, WA :  Gemcom Software International Inc.  2007. 
 - 184p. ; ill. ; 30cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mining Engineering--Manual--Software
<br/><br/><label>Dewey Class. No.: </label>003  / G322