by M. Fauzil Adhim & M. Nazhif Masykur $6.00
by Drs. Amin Wijaja Tunggal, M.B.A $7.00
by Drs. Amin W. Tunggal Ak., M.B.A $22.00
by Ahmad Syarifuddin $7.00
by Iwan Prayogo Suryohadibroto $12.00
by John Kirvan $6.00