Checkland, Peter <br/><br/>
Soft system methodology in action  / 
Peter Checland, Jim Scholes 
 - England :  John Wiley & Sons, Inc ,  c1990 
 - 29p. :  ill. ;  23 cm. 
<br/><br/>includes bibliographical references 
<br/><br/><label>ISBN: </label>0471986054 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System theory<br/>System analysis