Skilling, Gordon H.
The governments of communist East Europe
Thomas Y. Crowell, 1966
 Buku Teks SO
Lewis, Paul G.
Political Parties in Post-Communist Eastern Europe
Routledge, 2000
 Buku Teks SO
Dominic Sy
“Anak ng bayang dukha”: A computational and comparative keyword analysis of sakdalista and communist discourses from 1925 to 1941
Nakanishi Printing Company, 2022
 Artikel Jurnal
Magstadt, Thomas M.
Nations and governments : comparative politics in regional perspective
Thomson wadsworth, 2005
 Buku Teks SO
Simpser, Alberto
Why governments and parties manipulate elections: theory, practice, and implications
Cambridge University Press, 2013
 eBooks