by Leden Marpaung, S. H. $7.00
by Srivastava, A.C. $6.00
by Drs. Sudarsono, S.H., M.Si, dkk $11.00
by - $6.00
by Drs. Hari Sasangka, SH. M.H. $8.00
by Prof. DR. A.P. Parlindungan, SH. $8.00