Gaya APA
Youm, H, K., Joo, K, H.
(2007).
Burung kakatua
(
1st ed.)
.
ko:
.
Gaya MLA
Youm, Hyun, Kyung.., Joo, Kyung, Ho,.
"Burung kakatua".
1st ed.
ko:
,
2007.
print.