Frontier of foreign language education
Osaka University
Osaka University, 2020
 Buku Teks SO
Language and language learning
edited by Albert H. Marckwardt
National Council of Teachers of English, 1968
 Buku Teks SO
Periodicals for language education and research
SEAMEO Regional Language Centre, 1983
 Buku Referensi
Richards, Jack C.
The Context of language teaching
Cambridge University Press, 1985
 Buku Teks
Richards, Jack C.
The Language teaching matrix
Cambridge University Press, 1994
 Buku Teks