Gaya APA
Sudarwati, M., Grace, Eudia. (2007).
Look Ahead An English Course : for Senior High School Students Year X .
Jakarta:
Erlangga.
Gaya Chicago
Sudarwati, M., Grace, Eudia.
Look Ahead An English Course : for Senior High School Students Year X.
Jakarta:
Erlangga,
2007.
Text.
Gaya MLA
Sudarwati, M., Grace, Eudia.
Look Ahead An English Course : for Senior High School Students Year X.
Jakarta:
Erlangga,
2007.
Text.
Gaya Turabian
Sudarwati, M., Grace, Eudia.
Look Ahead An English Course : for Senior High School Students Year X.
Jakarta:
Erlangga,
2007.
Print.