by Karl May $5.00
by Ir. Ari Wijayani Purwanto $9.00
by Pradipta $11.00
by R. Ibrahim dan Nana Syaodih. S $7.00
by RG Zaehner $9.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $6.00