APA Style
Aygun, Ismail. (2003).
Speed Up Grammar 2 .
Bogor:
Yudhistira.
Chicago Style
Aygun, Ismail.
Speed Up Grammar 2.
Bogor:
Yudhistira,
2003.
Buku.
MLA Style
Aygun, Ismail.
Speed Up Grammar 2.
Bogor:
Yudhistira,
2003.
Buku.
Turabian Style
Aygun, Ismail.
Speed Up Grammar 2.
Bogor:
Yudhistira,
2003.
Buku.