Penulis Timothy Ray Korah David Paul Elia Saerang Heince Wokas DOI: https://doi.org/10.32400/gc.10.4.10517.2015 Abstrak Unduhan PDF (English) Diterbitkan 2015-12-31 Terbitan Vol 10 No 4 (2015) Bagian Articles Lisensi Author keep the copyright of the article published in this journal