by Drs. Harry Waluya $11.00
by Drs. Heryando Palar, Drs. Asman Riald $12.00
by Drs. Sisdjiatmo Kusumosuwidho, M.Sc $9.00
by Prof. Dr. Umar Tirtarahardja dan Drs. La Sula $12.00
by - $16.00
by Drs. A.W. Widjaja $6.00
by Drs. Bayu Surianingrat $6.00
by Dr. H. Abuddin Nata, MA $7.00
by Ir. Eddy Afrianto & Ir. Evi Liviawaty $6.00
by WK $11.00
by Permadi Gandapradja $11.00
by Siti Jumariyah, Dra. $8.00