by Prof. dr. H. Sidarta Ilyas, SpM $7.00
by Thompson Ngoen $12.00
by Lipschutz $13.00
by WK $11.00
by Prof. Dr. dr. I.G.N. Wila Wirya, Prof. dr. Husein Alatas $5.00
by WK $13.00
by Prof. Ali Affandi, S.H $7.00