White, Patrick, 1912-1990
Riders in the chariot
Penguin Books, 1964
 Buku Teks
White, Patrick, 1912-1990
Riders in the chariot
Penguin Books, 1984
 Buku Teks
White, Patrick, 1912-1990
Riders in the chariot
Penguin Books, 1974
 Buku Teks
Winton, Tim
The riders
PAN Macmillan, 1994
 Buku Teks
Kissler, Gary D.
The change riders: managing the power of change
Addison-Wesley, 1991
 Buku Referensi