Gaya APA
LOU, R. (2007).
TOEFL COMMON ERRORS AND GRAMMAR PRACTICE : The Book That Makes You Score Higher .
JAKARTA:
EPLUS MOBILE ENGLISH.
Gaya MLA
LOU, ROBBY.
"TOEFL COMMON ERRORS AND GRAMMAR PRACTICE : The Book That Makes You Score Higher".
JAKARTA:
EPLUS MOBILE ENGLISH,
2007.
Text.