by $9.00
by Drs. Ec. Alex. S. Nitisemito dan Drs. M. Umar Burham. M.S $6.00
by Rendra Widyatama $11.00
by Surono Subekti $6.00
by Daradjadi Gondodiprojo $6.05
by Drs. Zulkifli Amsyah, MLS $9.00
by Anas Sudijono $11.00
by Surip Stanislaus, OFMCap. $4.00
by Ulrich $16.00
by Erich Hill $7.00
by Sobron Aidit $6.00