Gaya APA
Sharkey, W, B, M. (2011).
THE EASY WRYTER Formal Wryting for academic purposes .
Sydney:
Pearson Education Australia.
Gaya MLA
Sharkey, Winifred, Belmont-, Michael.
"THE EASY WRYTER Formal Wryting for academic purposes".
Sydney:
Pearson Education Australia,
2011.
BK.