Gaya APA
Hasan, B. (2016).
Refining Sentence Writing Skills for Professional and Academic Purposes (copyright @2016).
Yogyakarta:
Graha Ilmu.
Gaya MLA
Hasan, Basturi.
"Refining Sentence Writing Skills for Professional and Academic Purposes".
copyright @2016
Yogyakarta:
Graha Ilmu,
2016.
Book.