Hotman Siahaan, Drs. and Soetandyo Wignyosoebrcto, MPA and Herwanto, Drs. and I.B. Wirawan, Drs.
(1981)
STRUKTUR KEMISKINAN MASYARAKAT PETANI DIPEDESAAN.
LEMBAGA PENELITIAN UNIVERSITAS AIRLANGGA, -.
(Unpublished)
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