APA Style
O'Connell, Sue. (2010).
Focus on IELTS new edition .
England:
Pearson Education Limited.
Chicago Style
O'Connell, Sue.
Focus on IELTS new edition.
England:
Pearson Education Limited,
2010.
Buku SMA Athalia.
MLA Style
O'Connell, Sue.
Focus on IELTS new edition.
England:
Pearson Education Limited,
2010.
Buku SMA Athalia.
Turabian Style
O'Connell, Sue.
Focus on IELTS new edition.
England:
Pearson Education Limited,
2010.
Buku SMA Athalia.