by Irene Eka Sihombing $6.00
by $5.00
by Prof. Dr. C.S.T Kansil & S.T Kansil Christine , S.H $11.00
by Marihot P. Siahaan, S.E. $12.00
by H. M. N. Purwosutjipto, S.H. $8.00
by $7.00