APA Style
Betsis, Andrew, Mamas, Lawrence. (2016).
Succeed In IELTS .
Jakarta:
Erlangga.
Chicago Style
Betsis, Andrew, Mamas, Lawrence.
Succeed In IELTS.
Jakarta:
Erlangga,
2016.
Text.
MLA Style
Betsis, Andrew, Mamas, Lawrence.
Succeed In IELTS.
Jakarta:
Erlangga,
2016.
Text.
Turabian Style
Betsis, Andrew, Mamas, Lawrence.
Succeed In IELTS.
Jakarta:
Erlangga,
2016.
Print.