APA Style
Higbhy, Eve, Hudon, Emily, Luchuk, Michael. (2009).
TOEFL IBT (4 th ed).
New York:
Kaplan Publishing.
Chicago Style
Higbhy, Eve, Hudon, Emily, Luchuk, Michael.
TOEFL IBT.
4 th ed
New York:
Kaplan Publishing,
2009.
Buku.
MLA Style
Higbhy, Eve, Hudon, Emily, Luchuk, Michael.
TOEFL IBT.
4 th ed
New York:
Kaplan Publishing,
2009.
Buku.
Turabian Style
Higbhy, Eve, Hudon, Emily, Luchuk, Michael.
TOEFL IBT.
4 th ed
New York:
Kaplan Publishing,
2009.
Buku.