by Suhardjo $7.00
by Fajar Arifin Gunawan & Elna Kartawiguna $10.00
by Prof. G.J. Ebrahim $6.00
by Iwan T. Budiarso DVM, M.Sc., Ph.D., APU $11.00
by Jonni M.S, M.Sitorus, Nelly K $7.00
by Syaifuddin $12.00
by $9.00
by Wied Harry Apriadji $12.00
by Michael O. & Chris Day $12.00
by Dra. Maria Ulfah Anshor, dr. Wan Nendra K $7.00
by Tineke Hellwig $7.00
by Iva Hardiana $5.28