Systems thinking :  selected readings / 
edited by F. E. Emery. 
 - Harmondsworth :  Penguin,  1969. 
 - 398 p.  :  ill.,fig. ;  18 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>System analysis
<br/><br/><label>Dewey Class. No.: </label>003