Gaya APA

Hewings, M. (2001). Advanced Grammar in Use : A self-study reference and practice book for advanced learners of English (with answers) . Jakarta: PENERBIT ERLANGGA.

Gaya MLA

Hewings, Martin. "Advanced Grammar in Use : A self-study reference and practice book for advanced learners of English (with answers)". Jakarta: PENERBIT ERLANGGA, 2001. Text.