Gaya APA

Grace, Eudia & Sudarwati, Th.M.. (2005). Look Ahead An English Course (-). Jakarta: Erlangga.

Gaya Chicago

Grace, Eudia & Sudarwati, Th.M.. Look Ahead An English Course. - Jakarta: Erlangga, 2005. Text.

Gaya MLA

Grace, Eudia & Sudarwati, Th.M.. Look Ahead An English Course. - Jakarta: Erlangga, 2005. Text.

Gaya Turabian

Grace, Eudia & Sudarwati, Th.M.. Look Ahead An English Course. - Jakarta: Erlangga, 2005. Print.