by Erich Hill $7.00
by Sisca Soewitomo $7.00
by IBII $7.00
by CUCO $5.00
by Jim Lynch $9.00
by Prof. Mr. Dr. Sudargo Gautama $6.00
by Drs. Syaiful Bahri Djamarah $9.00
by Ny. Susmayati, B.A dan Ny. Hj. Asnidar $7.00
by Hermina Sutami $12.00