CAMPBELL, Gorden M. <br/><br/>
System 7.1:the complete source book / 
[by] Gordon M.Campbell 
 - 2nd ed. 
 - New York  Windrest /McGraw - Hill.  1993 
 - xxx, 412 p. 
<br/><br/>  Includes appendex, glossary & index. 
<br/><br/><label>ISBN: </label>830643613 
<br/><br/><label>Dewey Class. No.: </label>5.44  / CAM