by Drs. H. Oka A. Yoeti, MBA $7.00
by Editor: Bantarto Bandoro $9.00
by Sotar Baduara & Drs. S. Martin Sirait $6.00
by Drs. H. Hartomo dan Dra. Amicun Azis $11.00
by - $9.00
by Tonny Greener $7.00
by Rofi'l $5.00
by Dr. Ronald Hutapea, SKM, Ph.D $6.00
by M. Fauzil Adhim $6.00
by Phillip Margolin $7.00
by - $16.00
by DR. MUSTHAFA MURAD $13.00