APA Style
Lougheed, Lin. (2012).
Barron's IELTS (International english language testing system 1) (2).
Jakarta:
Bumi Aksara.
Chicago Style
Lougheed, Lin.
Barron's IELTS (International english language testing system 1).
2
Jakarta:
Bumi Aksara,
2012.
Buku Teks.
MLA Style
Lougheed, Lin.
Barron's IELTS (International english language testing system 1).
2
Jakarta:
Bumi Aksara,
2012.
Buku Teks.
Turabian Style
Lougheed, Lin.
Barron's IELTS (International english language testing system 1).
2
Jakarta:
Bumi Aksara,
2012.
Buku Teks.