by M. Yahya Harahap, S. H. $30.00
by Drs. Mukhlis Akhadi $9.00
by Gunawan Widjaja & Kartini Mulyadi $7.00
by - $6.00
by $5.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $11.00
by Djoko Prakoso, S.H $12.00
by Dr. Jan Hendriks $8.00