Penulis Farahdiba Farahdiba Grace B. Mogi Stanly Kho Walandow DOI: https://doi.org/10.32400/gc.9.1.25223.2014 Kata Kunci: Abstrak Unduhan PDF (English) Terbitan Vol 9 No 1 (2014) Bagian Articles Lisensi Author keep the copyright of the article published in this journal