by Burhanuddin Alim $16.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $9.00
by Dr. Moh. Shochib $9.00
by Prof. Dr. Sudarwan Danim $9.00
by Dr. Ir. Wisnu Cahyadi, M.Si $6.00
by Ir. H. Rahmat Rukmana & Yuyun Y $6.00