by Sam Hill & Glenn Rifkin $12.00
by Drs. Hg. Suseno Triyanto Widodo $6.00
by Sofyan Syafri Harahap $7.00
by Drs. H.A. Mustofa $7.00
by Drs. Djalinus Syah., dkk $11.00
by James Lull $23.00
by - $13.00
by Andrias Harefa $7.00
by Hilman Hariwijaya $6.00
by Mira W. $7.00
by - $12.00
by Trim Sutidja, Walujo $7.00