Items where Author is "WILLY NUGRAITA OKTA S"
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WILLY NUGRAITA OKTA S (2008) PELAKSANAAN PERLINDUNGAN TENAGA KERJA BIDANG KESELAMATAN DAN KESEHATAN KERJA DI PT. SARI HUSADA YOGYAKARTA. S1 thesis, Universitas Muhammadiyah Yogyakarta.