Gaya APA
Vyas, P., Wati, L. (2009).
It Is Not As It Was (a book about Be in the simple past tense) .
Jakarta:
Elex Media Komputindo.
Gaya MLA
Vyas, Preeta., Wati, Lilia.
"It Is Not As It Was (a book about Be in the simple past tense)".
Jakarta:
Elex Media Komputindo,
2009.
Text / Book.