by Karl May $6.00
by Johanes Lim, Ph.D., CPC $9.00
by Drs. Husein Umar, S.E., M.M., MBA $9.00
by Djamin, Zulkarnain $6.00
by Drs. Ng. Phillips $9.00
by Dr. Achmad S. Ruky $11.00