by Ny. Susmayati, B.A $7.00
by Leden Marpaung, S.H. $7.00
by Sentosa Sembiring, S.H., M.H. $5.00
by Prof. Abdulkadir Muhammad, S.H. $8.00
by G. Kartasapoetra dan R. G. Kartasapoetra, S.H $6.00
by - $5.00