by Moehd. Baga Kalie $6.00
by Simon Petrus L. Tjahjadi $0.00
by Ir. M. Lies Suprapti $7.00
by Prof. Dr. Kees Bertens, MSC $7.00
by Ir. M. Lies Suprapti $6.00
by John Kirvan $6.00
by Prof. Dr. Soerdjono Dirdjosisworo $7.00
by Radiks Purba $13.00
by Khairul Basar $11.00
by Titiek F. Djafar - Siti Rahayu - Rob. Mudjisihono $5.00
by Univ. Kat. Parahiyangan $9.00
by Denis Robinson, OSB $6.00