Waring, Alan. <br/><br/>
Systems methods for managers : a practical guide / 
Alan Waring with contributions from Bob Clark, Tony Boyle 
 - Oxford :  Blackwell,  1989. 
 - xxiii, 339 pages :  illustrations ;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0632026065 (hbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Problem solving.<br/>System analysis.