by Suharto, S.H. $11.00
by John Salindeho $6.00
by Drs. Amin W. Tunggal Ak., M.B.A $22.00
by Supomo $7.00
by H. Roihan A. Rasyid $9.00
by M. Yahya Harahap, S.H. $5.00