by Thabrani $13.00
by Prof. Dr. Sondang P. Siagian, M.P.A $9.00
by Tom R. Burns $6.00
by $7.00
by - $16.00
by Bambang Sunggono, SH, MS & Aries Harianto, SH. $5.00
by $13.00
by Kansil C.S.T $11.00
by Anwar, Rosihan H. $6.00
by Drs. Firman B. Aji dan Drs. Martin Sirait $9.00
by WK $20.00
by Mira W. $9.00