Chirac, Jaques, author
[Publisher not identified], 1996
Buku Teks
Gowans, Alan
University of Toronto Press, 1955
Buku Teks
Tiersky, Ronald, author
Wadsworth, 1993
Buku Teks
Brogan, D.W. (Denis William), author
Time, 1960
Buku Teks
Funk & Wagnalls, 2000,
Buku Referensi