Items where Author is "RATNA IKA SAFITRI, 100510491 H"
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Thesis
RATNA IKA SAFITRI, 100510491 H (2009) STUDI TINGKAT PENGETAHUAN TENAGA KERJA MENGENAI RISIKO BAHAYA DAN PENGENDALIANNYA DI CONFINED SPACE (Bagian Sulphuric Acid Storage Tank PT. Petrokimia Gresik). Tugas Akhir D3 thesis, UNIVERSITAS AIRLANGGA.