by M. Yahya Harahap, S. H. $13.00
by Suwarno $7.00
by Drs. Sudarsono, S.H., M.Si $7.00
by Kamaruddin Ahmad., S.E $7.00
by Rachmadi Usman, S.H. $6.00
by Drs. Yayan Sutrian $9.00
by R. Zein, S.H., M.S $7.00