Gaya APA
J., S., P. (2010).
Barron's The Leader in Test Preparation : TOEFL iBT with 2 Audio CDS & CD Rom (13).
Usa:
Barron's Educational Series.
Gaya MLA
J., S., P..
Barron's The Leader in Test Preparation : TOEFL iBT with 2 Audio CDS & CD Rom.
13
Usa:
Barron's Educational Series,
2010.
Text.