by Ir. Heinz Frick $6.00
by Agung Kristiawan $0.00
by Nasy'at al-Masri $6.00
by Ir. Bambang Cahyono $7.00
by Ir. Hatta Sunanta, B.Sc., MS $5.00
by Ir. Ari Wijayani Purwanto $11.00
by Hasanuddin Rahman, S.H. $6.00
by Drs. Suyadi Prawirosentono, MBA $11.00
by R. Zein, S.H., M.S $7.00
by Mohaini Mohamed $9.00
by S. Wibowo $13.00
by Jerry D. Gray $6.00