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Dyfyniad Arddull ChicagoLowenstein, Ralph Lynn. Macromedia: Mission, Message, and Morality. New York: Longman, 1990.
Dyfyniad MLALowenstein, Ralph Lynn. Macromedia: Mission, Message, and Morality. Longman, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.