by Al. Budyapranata, Pr. $4.00
by Ir. Hieronymus Budi Santoso $6.00
by Drs. K. Permadi, S.H $7.00
by Bambang Agus Murtidjo $6.00
by Adnan Hasan Baharits $5.00
by Ibnu Basyar $5.00