by AAK $7.00
by Prof. J. Suprapto, M.A., APU $12.00
by Sisca Soewitomo $6.00
by Andi Widjajanto, dkk $7.00
by AA Navis $11.00
by Mudji Ustrisno $6.00
by $5.00
by Bob Sugeng Hadiwinata, Ph. D $9.00
by Yulies Tiena Masriani, S. H., M. Hum. $9.00