Gaya APA
Priyana,dkk, J. (2009).
Ebook English : Interlanguage english for senior high school students XII (1).
Jakarta:
Depdiknas.
Gaya MLA
Priyana,dkk, Joko.
"Ebook English : Interlanguage english for senior high school students XII".
1
Jakarta:
Depdiknas,
2009.
Text.