501.8
Ack
S
Ackoff, Russell Lincoln, 1919-
Scientific method, optimizing; applied research decisions [by] Russell L. Ackoff, with the collaboration of Shiv K. Grupta and 
J. Sayer Minas. New York, J. Wiley [o1962]
464 p. ilus., tablas. 24 cm
Biblicgrafía al final de los capítulos