by Dr. B.S. Mardiatmadja $6.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by Dr. H. Abuddin Nata, MA $7.00
by Oka A. Yoeti $9.00
by $13.00
by Dr. Mohammad Muslehuddin $7.00
by - $9.00