by Prof. Dr. Sondang P. Siagian, M.P.A $11.00
by Budi Susanto, S.J. $7.00
by Edilius, S.E., dkk $9.00
by Murdifin Haming, S.E., M.Si & Dr. Mahfud Numajamuddin, S.E., M.M $0.00
by Nurudin $9.00
by Rai Wijaya $7.00
by Ahmad Tohari $11.00