by Leden Marpaung, S.H. $9.00
by Soedharyo Soimin, S. H. $11.00
by Prof. Drs. C.S.T. Kansil, S.H. $12.00
by Salim H. S., S. H., M. S. $9.00
by - $9.00
by Sentosa Sembiring, S.H., M.H. $5.00