Gaya APA

Hasan, B. (2018). Refining sentence writing skills for professional and academic purpose : practical application of modern rhetoric . Yogyakarta: Graha Ilmu.

Gaya MLA

Hasan, Basturi. "Refining sentence writing skills for professional and academic purpose : practical application of modern rhetoric". Yogyakarta: Graha Ilmu, 2018. Text.