by Hermawan Kartajaya & Yuswohady $11.00
by Adler Haymans Manurung $6.00
by Drs. Amin Widjaja Tunggal, Ak., M.B.A $7.00
by Dr. Thomas Gordon $6.00
by Wimpie Pangkahila $9.00
by Bob Messing $7.00