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 SO
Second language development: trends and issues
edited by Sascha W. Felix
Gunter Narr Verlag, 1980
 Buku Teks SO
Syarifuddin
Current issues in second and foreign language learning and teaching
Absolute Media, 2018
 Buku Teks SO
Language teaching issues in multilingual environments in Southeast Asia
edited by Richard B. Noss
SEAMEO Regional Language Centre, 1982
 Buku Teks SO