ANALISIS EFISIENSI PEMASARAN UBI JALAR DI KABUPATEN LAMPUNG TENGAH. (Analysis of the Marketing Efficiency of Sweet Potato In Central Lampung Regency)

1 ANALISIS EFISIENSI PEMASARAN UBI JALAR DI KABUPATEN LAMPUNG TENGAH (Analysis of the Marketing Efficiency of Sweet Potato In Central Lampung Regency)...
Author:  Sudomo Sanjaya

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