by Prof. Dr. Barda Nawawi Arief, S.H. $6.00
by Drs. Daryanto $7.00
by M. Yahya Harahap, S.H. $9.00
by - $18.00
by Koesriani Siswosoebroto $6.00
by Prof. Dr. H. Zainuddin Ali, M. A. $7.00