Miles, Ralph P., ed. <br/><br/>
Systems concepts   
ed. by Ralph F. Miles 
 - New York  John Wiley  1973 
 - xvi, 221p. 
 - Wiley series on systems engineering and analysis .
<br/><br/><label>ISBN: </label>0471603155 
<br/><br/><label>Dewey Class. No.: </label>620.7  / N73;1