by Drs. Ec. Alex. S. Nitisemito dan Drs. M. Umar Burham. M.S $6.00
by $7.00
by Drs. Daryanto $6.00
by Shelly $26.00
by Weaver, Rip $7.00
by WK $13.00
by Prof. Drs. H.A.W. Widjaja $6.00
by Rahardjo, M. Dawan $7.00
by Heru Susanto $6.00
by Hendra Sutardhio $9.00
by Peursen, CA van, Prof. Dr $7.00
by - $11.00