Pye, Lucian W., 1921-2008, editor
Princeton: Princeton University Press, 1956
Buku Teks
Pye, Lucian W., 1921-2008, editor
Princeton University Press , 1956
Buku Teks
London Penguin Book 1984
Buku Teks
Ader, Emile B.
New York Barron's Educational Series 1970,
Buku Teks
Winstedt, Richard, 1878-1966, author
Hutchinson University Library, [Date of publication not identified]
Buku Teks