by Departemen Keuangan $11.00
by J.G. Starke. Q.C $16.00
by Carlos G. Valles, SJ $7.00
by Maimun $0.00
by C.de Rover $12.00
by Lembaga Kajian Hukum Bisnis FH USU Medan $6.00
by Maria Farida Indrati Soeprapto, SH., M.H. $9.00