by Suyono, Djoko, dkk $10.00
by Dennis F. Thompson $8.00
by Victor Vic $25.00
by Lester R. Brown $21.00
by Uddin Syamsudin $6.00
by Fachruddin M. Mangunjaya $8.00
by Wiwoho Soedjono, S.H $6.00
by Djoko Pramono $12.00