Gaya APA
Dewi, E, R., Edumedia, T, N.
(2009).
Let's Learn English : Alphabetical A-Z
.
Jakarta:
Nobel Edumedia.
Gaya MLA
Dewi, Erna, Riyana., Edumedia, Tim, Nobel.
"Let's Learn English : Alphabetical A-Z".
Jakarta:
Nobel Edumedia,
2009.
Book.