by Arief $12.00
by Iwan T. Budiarso $7.00
by Raldi Artono $18.00
by WK $11.00
by Aziz Alimul $7.00
by Kartadjoemena, H.S $9.00
by Malvino $20.00
by WK $18.00
by Dr. Ir. M.M. Sri Setyati Harjadi $7.00
by Drs. Wishnubroto Widarso $5.00