Gaya APA
Real English foe Senior High School grade X : 1. (2006).
Jakarta:
Erlangga.
Gaya Chicago
Real English foe Senior High School grade X : 1.
.
Jakarta:
Erlangga,
2006.
Text.
Gaya MLA
Real English foe Senior High School grade X : 1.
.
Jakarta:
Erlangga,
2006.
Text.
Gaya Turabian
Real English foe Senior High School grade X : 1.
Jakarta:
Erlangga,
2006.
Print.