Renwick, Alan.
Basic political concepts/Renwick, Alan; Swinburn, Ian
Stanley Thornes Publishing, 1993
 Buku Teks SO
Evans, Graham
The dictionary of world politics : a reference guide to concepts, ideas, and institutions
Harvester Wheatsheaf, 1990
 Buku Referensi
Grayson-Smith, Hugh
The changing concepts of science
Prentice-Hall, 1967
 Buku Teks SO
Jurnal ilmu politik 3
oleh Asosiasi Ilmu Politik
Gramedia Pustaka Utama, 1988
 Buku Teks SO
Dyke, Vernon van
Introduction to politics
Nelson, 1992
 Buku Teks SO