by Prof. Dr. Loekman Soetrisno $6.00
by Ben Handaya $5.00
by Gardner Franklin P; R. Brent Pearce dan Roger L. Mitchell $7.00
by Wiranda dan G. Piliang Soewondo Djojosoebagio $7.00
by A. Ariobimo Nusantara & A. Masri Sareb $6.00
by Ben Handaya $6.00