by Ir. H. Rahmat Rukmana $6.00
by Okky Puspa Madasari $6.05
by Dr. Maryaeni, M.Pd $6.00
by Abdul Tawwab Yusuf $5.00
by Ambarini $6.00
by Raymons Aron $6.00
by WK $12.00
by Leden Marpaung, S.H. $9.00
by Handi Irawan D., MBA, M.Com $7.00
