APA Style

Sudarwatii, Th. M.. (2006). Look ahead 3: an English course for senior high school students year XII . Erlangga: Erlangga.

Chicago Style

Sudarwatii, Th. M.. Look ahead 3: an English course for senior high school students year XII. Erlangga: Erlangga, 2006. TXB.

MLA Style

Sudarwatii, Th. M.. Look ahead 3: an English course for senior high school students year XII. Erlangga: Erlangga, 2006. TXB.

Turabian Style

Sudarwatii, Th. M.. Look ahead 3: an English course for senior high school students year XII. Erlangga: Erlangga, 2006. TXB.