SMAK St Louis I Tambah 55 Lubang Resapan Lagi
Bagi SMAK St Louis I Surabaya, sekolah jawara Surabaya Eco School 2013, pemberian hadiah water treatment atau Instalasi Pengolahan Air Limbah (IPAL)
Read moreBagi SMAK St Louis I Surabaya, sekolah jawara Surabaya Eco School 2013, pemberian hadiah water treatment atau Instalasi Pengolahan Air Limbah (IPAL)
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