Churchman, Charles West <br/><br/>
The systems approach 
Churchman, Charles West 
 - New York  Delacorte Press Book  1968 
 - xi, 243 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System analysis
<br/><br/><label>Dewey Class. No.: </label>658.4