Gaya APA
Ismanto, H, R., Widayati, J. (2015).
The New TOEIC : Official Test Preparation Guide .
Jakarta:
International Test Center.
Gaya MLA
Ismanto, Hafilia, R.., Widayati, Juli.
"The New TOEIC : Official Test Preparation Guide".
Jakarta:
International Test Center,
2015.
Text.