Kamus Inggris Indonesia : An English-Indonesian Dictionary
Gramedia Pustaka Utama, 2005
 Buku Teks
Page, G. Terry
International dictionary of education by and
New York Kogan Page 1977
 Buku Referensi
Dictionary of education, prepared under the auspices of Phi Delta Kappa
editor by Carter V Good
New York , McGraw-Hill, 1945
 Buku Referensi
Page, G. Terry
International dictionary of education
New York, Kogan Page, 1977
 Buku Referensi
Plano, Jack C.
Kamus analisa politik
Rajawali, 1989
 Buku Referensi