Items where Author is "Prayitno, Ady"
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Prayitno, Ady and Nugroho, Ivan Novianto (2007) Upaya mempercepat siklus perputaran galon untuk meningkatkan kontribusi penjualan galon 19 liter merek Tirza di PT. Trijaya Manunggal di wilayah Surabaya Pusat. Other thesis, Petra Christian University.