Miller,Ronald E, & Polenske,Karen R. (1989). Frontiers of input-output analysis. Oxford University Press.
Dyfyniad Arddull ChicagoMiller,Ronald E, and Polenske,Karen R. Frontiers of Input-output Analysis. New York: Oxford University Press, 1989.
Dyfyniad MLAMiller,Ronald E, and Polenske,Karen R. Frontiers of Input-output Analysis. Oxford University Press, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.