by E. Martasudjita, Pr. $3.00
by Ir. Abbas Siregar Djarijah $6.00
by J. Robert Starratt $7.00
by Zuhal $7.00
by H. Rahmat Rukmana $5.00
by $4.00
by H. Abdurrahman, S.H., M.H. $6.00
by $20.00
by Bence, Richard $7.00
by Prof. Dr. Prayitno $9.00
by Rosyidi, Muchtar $9.00
by Wulandari Ekasari & Amatullah Shafiyyah $6.00