Gaya APA
Astuti, E, M.
(2006).
English ZOne For Senior High School Students Year XII - KTSP 2006
.
Jakarta:
Erlangga.
Gaya MLA
Astuti, Eka, Mulya.
"English ZOne For Senior High School Students Year XII - KTSP 2006".
Jakarta:
Erlangga,
2006.
Text.