4 1 50 Gempur Santoso Primary Author mixed material 9786022560371 Jakarta Prestasi Pustaka Publisher 2013 1433.jpg.jpg Kelayakan Pabrik Gempur Santoso Primary Author mixed material 9792410317 Jakarta Prestasi Pustaka Publisher 2006 1432.jpg.jpg Manusia, Peralatan Dan Lingkungan Gempur Santoso Primary Author mixed material 9793727055 Jakarta Prestasi Pustaka Publisher 2004 15.jpg.jpg Gempur Santoso Primary Author mixed material 9793727055 Jakarta Prestasi Pustaka Publisher 2004 20.jpg.jpg