Gaya APA
Indriani, M. (2001).
English Pronunciatcion : The English Speech Sounds Theory and Practice .
Jakarta:
Gramedia Pustaka Utama.
Gaya MLA
Indriani, M.I.
"English Pronunciatcion : The English Speech Sounds Theory and Practice".
Jakarta:
Gramedia Pustaka Utama,
2001.
Text.