Inglehart, Ronald, author
Cambridge University Press, 2018
Buku Teks
Kewley, T.H.
Sydney University Press, 1973
Buku Teks
Frow, John
Clarendon Press, 1996
Buku Teks
Baldock, Cora V.
Ian Novak, 978
Buku Teks
Ruzaki Hamda, author
2019
UI - Makalah dan Kertas Kerja