Gaya APA
Young-Hoon, K., Heong-Kyu, K.
(2012).
Let's Go! Gramtoon
.
Jakarta:
Bhuana Ilmu Populer.
Gaya MLA
Young-Hoon, Kim., Heong-Kyu, Kim.
"Let's Go! Gramtoon".
Jakarta:
Bhuana Ilmu Populer,
2012.
Text.