by H. Rahmat Rukmana $6.00
by Ir. Bambang Cahyono $7.00
by AAK (Aksi Agraris Kanisius) $5.00
by Don W.S., Threes Emir, dan Cherry H $7.00
by Ir. Sutaman $6.00
by Bambang Agus Murtidjo $5.00
by Rineka Cipta $12.00
by Albertin Hoesni $6.00