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Dyfyniad Arddull ChicagoBastian, Indra. Journal Of Indonesia Economy & Bisnis = Jurnal Ekonomi & Bisnis Indonesia. Faculty of Economic & Business Universitas Gadjah Mada, 2014.
Dyfyniad MLABastian, Indra. Journal Of Indonesia Economy & Bisnis = Jurnal Ekonomi & Bisnis Indonesia. Faculty of Economic & Business Universitas Gadjah Mada, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.