Gaya APA
Objective IELTS Advanced Workbook With Answers. (2006).
United Kingdom:
CAMBRIDGE UNIVERSITY PRESS.
Gaya Chicago
Objective IELTS Advanced Workbook With Answers.
.
United Kingdom:
CAMBRIDGE UNIVERSITY PRESS,
2006.
Text.
Gaya MLA
Objective IELTS Advanced Workbook With Answers.
.
United Kingdom:
CAMBRIDGE UNIVERSITY PRESS,
2006.
Text.
Gaya Turabian
Objective IELTS Advanced Workbook With Answers.
United Kingdom:
CAMBRIDGE UNIVERSITY PRESS,
2006.
Print.