by Mc Iver $9.00
by Prof. Drs. H. A. W. Widjaja $6.00
by I Wayan Sudiarsa, M.Si $7.00
by Drs. B. Suryosubroto $9.00
by Prof. Dr. Soegyarto Mangkuatmodjo $13.00
by Dra. H. Azimar Enong $6.00