Lee, Hwang
Sunghaksibdo = To become a sage
Hongikchulpansa, 2008
 Buku Teks
An Arab philosophy of history selection from the prolegomena of Ibnu Khaldun of Tunis (1332-1406)
translated and arranged by Charles Issawi
Murray, 1950
 Buku Teks SO
Newton, Isaac
The principia: mathematical principles natural philosophy
University of California press, 1999
 Buku Teks
More, Thomas, Saint, 1478-1535
Utopia
David Campbell Publishers, 1992
 Buku Referensi
Al-Tirmidzi, Al-hakim
Menyibak tabir: hal-hal tak terungkap dalam islam
Serambi Ilmu Semesta, 2005
 Buku Teks SO