Items where Author is "Didit Seopoyo, Drs.,Ec"
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BENNY SEMBODO, Drs and Soesetyanto, Drs and Didit Seopoyo, Drs.,Ec (1986) KEADAAN SOSIAL EKONOMI MIGRAN DI KODYA SURABAYA. Universitas Airlangga, Surabaya. (Unpublished)