Gaya APA
Blyton, E. (1999).
What You Should Know About the Test of English As A Foreign Language TOEFL PLUS: Book One .
Tangerang:
Multi Media Metropolitan.
Gaya MLA
Blyton, Enid.
"What You Should Know About the Test of English As A Foreign Language TOEFL PLUS: Book One".
Tangerang:
Multi Media Metropolitan,
1999.
Text.