by Sumadi Suryabrata $11.00
by Abd Ahmed An-Naim, dkk $11.00
by Ir. Heinz Frick $7.00
by DR. Aidh Abdullah Al-Qami $22.00
by Ir. Hieronymus Budi Santoso $5.00
by Abas as-Sisiy $6.00
by Nancy Clark, MS, RD $9.00