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Dyfyniad Arddull ChicagoBraun. Braun Design: The Realization of Acorporate Concept. New York: ICSID, 1973.
Dyfyniad MLABraun. Braun Design: The Realization of Acorporate Concept. New York: ICSID, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.