Gaya APA
Agista, P, C., Padmajati, J.
(2007).
I Know Big and Small
.
Yogyakarta:
Kanisius.
Gaya MLA
Agista, Paulina, Candra., Padmajati, Julitta.
"I Know Big and Small".
Yogyakarta:
Kanisius,
2007.
Book.