Ackoff Russell L <br/><br/>
Scientific method :Optimizing applied research decision 

 - p.  cm. 
<br/><br/><label>Standard No.: </label>21224 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B2893:R17, K2;1