APA Style
Riyanto, Slamet. (2012).
1001 items to boost your toefl exam / Slamet riyanto .
New York:
Pustaka Pelajar.
Chicago Style
Riyanto, Slamet.
1001 items to boost your toefl exam / Slamet riyanto.
New York:
Pustaka Pelajar,
2012.
Text.
MLA Style
Riyanto, Slamet.
1001 items to boost your toefl exam / Slamet riyanto.
New York:
Pustaka Pelajar,
2012.
Text.
Turabian Style
Riyanto, Slamet.
1001 items to boost your toefl exam / Slamet riyanto.
New York:
Pustaka Pelajar,
2012.
Print.