Gaya APA
Park, Sang-Wook. (2009).
Why? Happy Math 4 .
Jakarta:
PT.Gramedia Pustaka Utama.
Gaya Chicago
Park, Sang-Wook.
Why? Happy Math 4.
Jakarta:
PT.Gramedia Pustaka Utama,
2009.
Buku.
Gaya MLA
Park, Sang-Wook.
Why? Happy Math 4.
Jakarta:
PT.Gramedia Pustaka Utama,
2009.
Buku.
Gaya Turabian
Park, Sang-Wook.
Why? Happy Math 4.
Jakarta:
PT.Gramedia Pustaka Utama,
2009.
Buku.