Checkland Peter <br/><br/>
Systems Thinking, Systems Practice  : a 30-year retrospective 
Peter Checkland 
 - New york  John wiley & sons ltd.  2007 
 - 330pgs.  23cm. 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>9780471986065 
<br/><br/><label>Subjects--Topical Terms: </label><br/> informatyka metodologia
<br/><br/><label>Dewey Class. No.: </label>003  / CHE