Gaya APA
Arifin, M, Z. (2018).
Developing English Skill Practice Makes Perfect (Edisi Terbaru).
Yogyakarta:
Andi Offset.
Gaya MLA
Arifin, M., Zainul.
"Developing English Skill Practice Makes Perfect".
Edisi Terbaru
Yogyakarta:
Andi Offset,
2018.
Buku Tex.