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HERU SUBARIS,SKM,M.KES. (2011).
Hygiene Lingkungan Kerja .
YOGYAKARTA:
MITRA CENDEKIA Press.
Gaya Chicago
HERU SUBARIS,SKM,M.KES.
Hygiene Lingkungan Kerja.
YOGYAKARTA:
MITRA CENDEKIA Press,
2011.
Text.
Gaya MLA
HERU SUBARIS,SKM,M.KES.
Hygiene Lingkungan Kerja.
YOGYAKARTA:
MITRA CENDEKIA Press,
2011.
Text.
Gaya Turabian
HERU SUBARIS,SKM,M.KES.
Hygiene Lingkungan Kerja.
YOGYAKARTA:
MITRA CENDEKIA Press,
2011.
Print.