Richards, Jack C.
Key issues in language teaching
Cambridge University Press, 2015
 Buku Teks SO
Researching language : issues of power and method
by Deborah Cameron [and others]
Routledge, 1992
 Buku Teks
Syarifuddin
Current issues in second and foreign language learning and teaching
Absolute Media, 2018
 Buku Teks
Feedback in second language writing; contexts and issues
edited by Ken Hyland, Fiona Hyland
Cambridge University Press , 2006
 Buku Teks
Heller, Monica
Critical sociolinguistic research methods: studying language issues that matter
Routledge, Taylor & Francis Group, 2018
 Buku Teks