by Drs. Amin Wijaja Tunggal, M.B.A $7.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $12.00
by H. Rahmat Rukmana & Indra Mukti Harahap $5.00
by Don WS, Cherry Hadibroto $7.00
by Drs. Mukhlis Akhadi $12.00
by Mas Djomul $6.00