by Ansoriy Al Mansur $6.00
by H. Rahmat Rukmana $6.00
by Ir. Heinz Frick & Moediartianto $7.00
by Prof. Dr. S.C. Utami Munandar $11.00
by Dr. Abdul Wahid Al-Wakil $7.00
by Dr. H. Pidyarto Gunawan, O.Carm $4.00