APA Style
Lougheed, Lin. (2013).
IELTS International English Language Testing System (2nd Edition.).
:
Binarupa aksara.
Chicago Style
Lougheed, Lin.
IELTS International English Language Testing System.
2nd Edition.
:
Binarupa aksara,
2013.
Text.
MLA Style
Lougheed, Lin.
IELTS International English Language Testing System.
2nd Edition.
:
Binarupa aksara,
2013.
Text.
Turabian Style
Lougheed, Lin.
IELTS International English Language Testing System.
2nd Edition.
:
Binarupa aksara,
2013.
Print.