Audit and control of systems software / 
I.J. Douglas (editor) 
 - Manchester :  NCC Publications,  1983 
 - 165 p. :  ill. ;  21 cm. 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>085012400X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing departments--Security measures<br/>Computer programs