FitzGerald, Frances, 1940-
The Evangelicals : the struggle to shape America
Simon &​ Schuster, 2017
 Buku Teks
Porter, Charles O. (Charles Orlando), 1919-2006
The struggle for democracy in Latin America
Macmillan, 1961
 Buku Teks
Antje Barabasch
Work and education in America: the art of integration
Springer, 2012
 eBooks
Shuman, Howard E.
Politics and the budget : the struggle between the President and the Congress / Howard E. Shuman.
Prentice-Hall, 1992
 Buku Teks
Jacoby, Tamar
Someone else`s house : America`s unfinished struggle for integration
The Free Press , 1998
 Buku Teks