McHenry, R. (1996). Great books of the Western World. Chicago, Illinois: Encyclopedia Britannica.
Dyfyniad Arddull ChicagoMcHenry, Robert. Great Books of the Western World. Chicago, Illinois: Encyclopedia Britannica, 1996.
Dyfyniad MLAMcHenry, Robert. Great Books of the Western World. Chicago, Illinois: Encyclopedia Britannica, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.