by Leden Marpaung, S. H. $0.00
by Huala Adolf, S. H., LL M., Ph.D. $9.00
by H. Salim HS. S.H., M.S. $16.00
by Prof. Drs. C.S.T. Kansil, S.H. $18.00
by Prof. Drs. C.S.T. Kansil, S.H. $11.00
by Drs. Amin W. Tunggal Ak., M.B.A $22.00