by Victor Lazarro $11.00
by Dr. Lijan Poltak Sinambel, M.M., M.Pd., dkk $9.00
by Wirjasantoso, Ratal $7.00
by Ibnu Hamad $9.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $12.00
by Salah Wahab $9.00