Two centuries of Australian poetry
edited by Mark O. Connor
Oxford University Press, 1989
 Buku Teks
Jurgen Georg Backhaus, editor
Two centuries of local autonomy
Springer, 2012
 eBooks
The American revolution : two centuries of interpretation
edited by Edmund S. Morgan
Prentice-Hall, 1965
 Buku Teks
Bartlett, Ruhl
Policy and power; two centuries of American foreign relations.
Hill and Wang, 1963
 Buku Teks
American revolution : two centuries / edited by Edmund S. Morgan
edited by Edmund S. Morgan
Prentice-Hall, 1965
 Buku Teks