Wallace, Michael J.
Action research for language teachers
Cambridge University Press, 2004
 Buku Teks
Dörnyei, Zoltán
Motivating learners, motivating teachers : building vision in the language classroom
Cambridge University Press, 2014
 Buku Teks
Second language writing : research insights for the classroom / edited, Barbara Kroll
Cambridge University Press, 1990
 Buku Teks
Kroll, B.
Second Language Writing Research Insights for the Classroom Barbara Kroll
Cambridge University Press, 1990
 Buku Teks
Brown, James Dean
Understanding research in second language learning: a teachers guide to statistics and research design
Cambridge University Press, 1988
 Buku Teks SO