by Drs. Amin Wijaja Tunggal, M.B.A $7.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by Wiwoho Soedjono, S.H $7.00
by Nursalam $13.00
by Drs. H. Fuad Ihsan $9.00
by Prof. dr. D. Bachtiar Lubis, dr. Sylvia D. Elvira $7.00