Gaya APA
Kurnia, A., Anca, R, K, D, C.
(2010).
Speed Up English 6 (primary 6)
.
Jakarta:
Yudhistira.
Gaya MLA
Kurnia, Anwar., Anca, Rita, Kurniawan, Dan, Cecille.
"Speed Up English 6 (primary 6)".
Jakarta:
Yudhistira,
2010.
Text.