Gaya APA
Lougheed, L.
(2016).
IELTS Strategies And Tips (2) = Strategi dan Tips IELTS (2)
(
Edisi 2)
.
New York:
Barrons.
Gaya MLA
Lougheed, Lin.
"IELTS Strategies And Tips (2) = Strategi dan Tips IELTS (2)".
Edisi 2
New York:
Barrons,
2016.
Textbook.