by Prof. Dr. Zuhal M.Sc.EE & Ir. Zhanggischan $36.00
by Lembaga Pertahanan Nasional $9.00
by Wahyuni Mulyawati & Ilse Harahap $6.00
by Nicci French $9.00
by Koko Hidayat $6.00
by Eddie $6.00