Ackoff, Russell Lincoln,   1919 <br/><br/>
Scientific method :  optimizing applied ressearch decisions / 
Russell L. Ackoff with the collaboration of Shiv K. Gupta and J. Sayer Minas 
 - xii, 464 p. :  il. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MEDICINA--INVESTIGACIONES<br/>MEDICINA--METODOLOGIA
<br/><br/><label>Dewey Class. No.: </label>501  / A23s