by Pandji Anoraga, S.E., M.M $13.00
by Yayasan Perspektif Baru $18.00
by Zainal Asikin, dkk $9.00
by Prof. DR. S.P. Siagian, M.P.A $9.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by Marihot P. Siahaan $13.00
by Drs. A. Hasymi Ali $11.00
by Agus Setiawan $0.00
by - $12.00
by WK $12.00
by Fahri Asiza $7.00
by ALI WASIL EL HELWANY $11.00