by AAK (Aksi Agraris Kanisius) $6.00
by Ir. Setijo Pitojo $6.00
by Martin, A., dkk $11.00
by E. Martasudjita, Pr. $3.00
by Adriyarkara $5.00
by Ir. Abbas Siregar Djarijah & Nunung Marlina Djarijah $6.00