by Nurcholis Madjid $9.00
by Ir. H. Nazarukhan Yasin $13.00
by Bungaran Antonius Simanjuntak $23.00
by Prof. Dr. dr. Wimpie Pangkahila $7.00
by Prof. Dr. Sondang P. Siagian, M.P.A $7.00
by Asghar Ali Engineer $7.00
by $9.00