Drilling Essentials for Non-Technical Professionals and New Engineers
EVENT 23 – 25 Mei 2016 | Rp. 10.500.000 per peserta di Hotel Merapi Merbabu, Yogyakarta 20 – 22 Juni 2016 | Rp. 10.500.000 per peserta di Hotel Merapi Merbabu, Yogyakarta 27 – 29 Juli 2016 | Rp. 10.500.000 per peserta di Hotel Merapi Merbabu, Yogyakarta 23 – 25 Agustus . . . Read more