edited by Daniel Bell and Irving Kristol
Basic Books, 1971
Buku Teks
Arnold, Thurman Wesley, author
Blue Ribbon Books, 1937
Buku Klasik
Artikel Jurnal
Yeung, Henry Wai-Chung, author
Routledge, 2006
Buku Teks
Zon, Hans van, 1949-, author
Palgrave Macmillan, 2016
Buku Teks