by Ir. Budi Sulistyo $7.00
by Ir. Hieronymus Budi Santoso $5.00
by Budi Tri Akoso $0.00
by Drs. M. Djohan Qoyim $5.00
by Adian Husaini, M.A & Abdurrahman Al-Baghdadi $6.00
by Theo Riyanto, FIC $6.00