by Dr. Harun Hadiwijono $7.00
by Ir. Suyatno Risza $9.00
by N. Edy Soetanto, BE. $5.00
by M. Tohar $7.00
by $3.00
by R.P.S. Padmobusono $3.00
by Birute, Marija, F.G $7.00