by Prof. Mr. Dr. Sudargo Gautama $7.00
by Hazairin $5.00
by - $6.00
by Suhrawardi K. Lubis, S.H. $7.00
by - $7.00
by Nasr Hamid Abu Zaid $11.00
by Ir. Setijo Pitojo $7.00
by Ir. Budi Samadi & Ir. Bambang Cahyono $7.00
by Abu Aisy Abdul Mun\'im I $12.00
by - $13.00