Steel, Danielle
Kekuatan mahadahsyat = Irresistible forces
Gramedia Pustaka Utama, 2001
 Buku Teks
Tindall, William York
Forces in modern British literature 1885-1946
Books for Libraries Press, 1947
 Buku Teks
Matondang, Saiful Anwar
Gender, hibriditas, dan perbedayaan budaya : The Root of All Evil & Parallel Forces sebagai teks multibudaya Australia
1997
 UI - Tesis (Membership)
Bienkowski, Andrew
The greatest gift : lessons learned in exile in Siberia
Pocket Books, 2009
 Buku Teks
Nin, Anais
A spy in the house of love
Penguin Books, 2001
 Buku Teks