Gaya APA
Lougheed, L.
(2010).
Writing For The TOEFL IBT
(
3)
.
Tangerang:
Binarupa Aksara.
Gaya MLA
Lougheed, Lin.
"Writing For The TOEFL IBT".
3
Tangerang:
Binarupa Aksara,
2010.
Textbook.