by Drs. Amin Widjaja Tunggal, Ak., M.B.A $12.00
by Gustian Djuanda $11.00
by Murray Raphel, Neil Raphel & Jenis S. Raye $13.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $9.00
by Marihot P. Siahaan $13.00
by Harry Simons $13.00