by RICHARD SCHOCH $6.00
by Lie Chung Yen $9.00
by Drs. Mulyono HAM, M.Pd $13.00
by E.I. Winarsih Arifin & Farida Soemargono $43.00
by Dr. Harimurti Kridalaksana $7.00
by Haryoto $5.00