Gaya APA
Oh, I.
(2002).
New ready for english coursebook 1 sd
(
Cet. 1)
.
Jakarta:
Widya Utama.
Gaya MLA
Oh, Ivy.
"New ready for english coursebook 1 sd".
Cet. 1
Jakarta:
Widya Utama,
2002.
Book.