Cordy, Michael. <br/><br/>
Systems in business  a programmer's guide /  [Book] : 
Michael Cordy. 
 - Manchester, England ;  Oxford :  NCC Blackwell,  c1990. 
 - 194 p. ;  21 cm. 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>085012803X 
<br/><br/><label>Dewey Class. No.: </label>658.05 658.05