Gaya APA

1505122538, M, W, A, /. (2020). A Study On The Ability Of The Third Semester Students Of English Study Program Fkip Universitas Riau In Pronouncing Pure Vowel Sounds . Pekanbaru: Universitas Riau – FKIP – Pendidikan Bahasa Inggris.

Gaya MLA

1505122538, Mira, Wahyu, Anggraini, /. "A Study On The Ability Of The Third Semester Students Of English Study Program Fkip Universitas Riau In Pronouncing Pure Vowel Sounds". Pekanbaru: Universitas Riau – FKIP – Pendidikan Bahasa Inggris, 2020. CD Skripsi.