Gaya APA
Sharpe, P, J.
(2007).
Toefl iBT Internet-Based Test
(
cet.1)
.
Tangerang:
Banirupa Aksara.
Gaya MLA
Sharpe, Pamela, J..
"Toefl iBT Internet-Based Test".
cet.1
Tangerang:
Banirupa Aksara,
2007.
Text.