Gaya APA
Wittgenstein, L. (2012).
Brave to Speak English Like a Native Speaker (Cet.1).
Jakarta:
Internasional Languange Center.
Gaya MLA
Wittgenstein, Ludwig.
"Brave to Speak English Like a Native Speaker".
Cet.1
Jakarta:
Internasional Languange Center,
2012.
Text.