Western civilization : ideas, politics & society
Houghton Mifflin, 1985
 Buku Teks
Magstadt, Thomas M.
Understanding politics : ideas, institutions, and issues
Cengage Learning, 2017
 Buku Teks
Magstadt, Thomas M.
Understanding politics : ideas, institutions, and issues
Wadsworth and Cengage Learning, 2013
 Buku Teks SO
Brinton, Crane, 1898-1968
The shaping of the modern mind: the concluding half of ideas and men
The New American Library, 1958
 Buku Teks
Oliveira, A. Ramos
Politics, economics and men of modern Spain
Victor Gollancz Ltd., 1946
 Buku Teks