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		Sugiharti, L., 		Sukartini, N., & 		Handriana, T.
2016 Jul 28.  Keterkaitan antara Perilaku Merokok, Preferensi Waktu dan  Pilihan Terhadap Resiko (Studi Kasus di Kota Surabaya). Jurnal Ekonomi Kuantitatif Terapan. [Online] :