Davies, Alan, 1931 February 17-
Principles of language testing
Basil Blackwell, 1990
 Buku Teks
Hughes, Arthur
Testing for language teachers / Arthur Hughes
Cambridge University Press, 1994
 Buku Teks SO
Gifari Ramadhan
Pengembangan sistem penilaian ujian lisan (SIPENILAI) pengucapan bahasa Jepang menggunakan algoritma winnowing = The development of oral examination grading system (SIPENILAI) for Japanese pronunciation using winnowing algorithm
Fakultas Teknik Universitas Indonesia, 2019
 UI - Skripsi Membership
Translation in foreign language teaching and testing
Christopher Titford edited
Gunter Narr, 1985
 Buku Teks
European language testing in a global context: proceeding of the ALTE Barcolena Conference Juli 2001
Cambridge University Press, 2004
 Buku Teks SO