Kauffman, Draper L. <br/><br/>
Systems One:An Introduction to systems thinking :   The innovative Learning Series 

 - USA :   Future Systems,   1980. 
 - 41 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SISTEMAS
<br/><br/><label>Universal Decimal Class. No.: </label>62.001