Goodman-Stephens, Bryan
Zickzack: lehrbuch 1, 2
E.J. Arnold, 1987
 Buku Teks SO
Finley, Kay Thomas
Triazoles: 1, 2, 3
John Wiley & Sons, 1980
 Buku Teks
Kim, Yong-deok
Bulgyeo Iyagi. 1, 2
Chang Jak iwa BT byeongsa, 1997
 Buku Teks
Yonsei Hangugo Chunggugo pean [1 (1) -2
Yonsei University Press, 2007
 Buku Teks
The encyclopedia of philosophy: volumes 1 and 2
editor, Paul Edwards
MacMilan, 1972
 Buku Referensi