Gaya APA
Sharpe, P, J.
(2012).
Barron's TOEFL iBT 13th Edition. ( buku baru 2015 )
.
Tangerang:
Binarupa Aksara.
Gaya MLA
Sharpe, Pamela, J..
"Barron's TOEFL iBT 13th Edition. ( buku baru 2015 )".
Tangerang:
Binarupa Aksara,
2012.
Text.