Gaya APA

Hewings, M. (2001). Advanced grammar in use : a self study reference and practice book for advanced learners of English (0.2). Jakarta: Penerbit Erlangga.

Gaya MLA

Hewings, Martin. "Advanced grammar in use : a self study reference and practice book for advanced learners of English". 0.2 Jakarta: Penerbit Erlangga, 2001. Text.