Items where Author is "YOSUA SIANIPAR, RAY"
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YOSUA SIANIPAR, RAY (2015) KAJIAN TEKNIS PENGEBORAN DAN PELEDAKAN BATU GAMPING DI PT.DAHANA (Persero) Tbk. JOBSITE BAYAH, LEBAK, BANTEN. Other thesis, UPN ''VETERAN'' YOGYAKARTA.