Dettmer H W <br/><br/>
Logical thinking process: systems approach to complex problem solving 
Dettmer H W 
 - Wisconsin  Wisconsin, ASQ quality press  2007 
 - 413p 
<br/><br/><label>ISBN: </label>978-0-87389-723-5 
<br/><br/><label>Source: </label>Textbook