by Lie Chung Yen $9.00
by Drs. Agus M. Hardjana, M.Sc., Ed $3.00
by N. Wahyu Sulistiyana $4.00
by Ir. M. Lies Suprapti $5.00
by $16.00
by W. Mangoendidjojo $9.00
by Prof. Dr. Mr. Gregor van der Burght, Penerjemah: Drs. F. Tengker, S.H., C.N. $7.00
by Benedic Anderson $6.00
by Prof. DR. Taliziduhu Ndraha $12.00