by Pandji Anoraga, S.E., M.M $13.00
by YRAM $7.00
by Prof. Dr. Sondang P. Siagian, M.P.A $11.00
by Rumsari Hadi Sumarto & Lukas Dwiantara $7.00
by Dr. Said Kelana & Dr. Chandra W $12.00
by - $9.00
by Prof. Dr. Miftah Thoha $11.00
by Tarwoto $9.00