Checkland, Peter <br/><br/>
Soft Systems Methodology a 30 Year Retrospective  

 - Chichester :   John Wiley,   c1999 
 - vp. 
<br/><br/>
<br/><br/><label>ISBN: </label>0471986054 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>System Analysis<br/>Systems Theory
<br/><br/><label>Dewey Class. No.: </label>658.403201  / CHE