Audit and control of systems software 
I.J. Douglas, editor 
 - Manchester  NCC Publications  1983 
 - [viii],165 p.  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing departments--Security measures
<br/><br/><label>Dewey Class. No.: </label>658.4  / 78