by Hilman Hariwijaya & Boim Lebon $5.00
by Colleen Sell $13.00
by Lembaga Kajian Hukum Bisnis FH USU Medan $6.00
by Chandrakirana, Kamala, Isono Sadoko $7.00
by Djarani E.M. $10.00
by Clara Ng $11.00
