by Rondang Pasaribu $6.00
by M. Bahsan, S.H., S.E $7.00
by Sugiarto, Dergibson Siagian, dkk $7.00
by Redaksi Rineka Cipta $6.00
by Yayori Matsui $21.00
by Pindi Kisata, S. Kom $6.00