Gaya APA
O'Connor, J., Haycraft, B.
(1971).
The Teaching Of Pronunciation: A Classroom Guide
.
Londong:
Longman.
Gaya MLA
O'Connor, J.D.., Haycraft, Brita.
"The Teaching Of Pronunciation: A Classroom Guide".
Londong:
Longman,
1971.
Text.