by V. Lestari $6.00
by Drs. H. Moh. Pabundu Tika, M.M $7.00
by Edilius, S.E., dkk $7.00
by Anand Krishna $7.00
by Johanes Lim, Ph.D $7.00
by A.M. Rukky Santosa $9.00
by BAHTIAR HS $6.00