Gaya APA
Draper, C, R., Fry, D, B. (2015).
Sage Publication : Language and Speech .
USA:
Sage Publication.
Gaya MLA
Draper, Charles, R.., Fry, Dennis, B..
"Sage Publication : Language and Speech".
USA:
Sage Publication,
2015.
Jurnal Internasional Bahasa.