by Drs. Zainal Abidin $9.00
by A.M. Mangunhardjana, SJ $6.00
by Ir. H. Rahmat Rukmana $6.00
by H. Rahmat Rukmana $6.00
by Ali Ghufron, Lc $6.00
by Von Julius Schnorr Von Carolsfeld $11.00
by DR. Bahder Johan Nasution, S.H., S.M., M.Hum $6.00
by Drs. Inu Kencana Syafiie, Djamaludin Tandjung, dan Supardan Modeong $11.00