Gaya APA
Agista, P, C., Prasetya, D. (2007).
Jecy Learns about Color and Shapes (Cet 5).
Yogyakarta:
Penerbit Kanisius.
Gaya MLA
Agista, Paulina, Candra., Prasetya, Dhian.
"Jecy Learns about Color and Shapes".
Cet 5
Yogyakarta:
Penerbit Kanisius,
2007.
Text.