Items where Author is "Siregar, Ratna Dulika"
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Siregar, Ratna Dulika (2014) PENGARUH FAKTOR-FAKTOR PRODUKSI TERHADAP PENDAPATAN PETANI TANAMAN HIAS DI DESA BANGUN SARI KECAMATAN TANJUNG MORAWA KABUPATEN DELI SERDANG. Undergraduate thesis, UNIMED.