by Prof. Mr. Dr. Sudargo Gautama $7.00
by Tim Redaksi Tatanusa $9.00
by H.P. Panggabean, S.H. $6.00
by Prof. Dr. H. Zainuddin Ali, M. A. $9.00
by - $11.00
by Leden Marpaung, S.H. $7.00