Postan, M. M. (1986). The medieval economy and society: An economic history of Britain in the Middle Ages (repr.). Harmondsworth: Penguin.
Dyfyniad Arddull ChicagoPostan, Michael Moissey. The Medieval Economy and Society: An Economic History of Britain in the Middle Ages. repr. Harmondsworth: Penguin, 1986.
Dyfyniad MLAPostan, Michael Moissey. The Medieval Economy and Society: An Economic History of Britain in the Middle Ages. repr. Harmondsworth: Penguin, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.