Gaya APA
Grace, Eudia & Sudarwati, Th.M.. (2005).
Look Ahead An English Course 1 .
Jakarta:
Erlangga.
Gaya Chicago
Grace, Eudia & Sudarwati, Th.M..
Look Ahead An English Course 1.
Jakarta:
Erlangga,
2005.
Text.
Gaya MLA
Grace, Eudia & Sudarwati, Th.M..
Look Ahead An English Course 1.
Jakarta:
Erlangga,
2005.
Text.
Gaya Turabian
Grace, Eudia & Sudarwati, Th.M..
Look Ahead An English Course 1.
Jakarta:
Erlangga,
2005.
Print.