Gaya APA

1805110713, H, M, /. (2022). A Study On The Ability Of The Second Year Students Of SMA Negeri 2 Tebing Tinggi In Writing Formal Invitation Letter . Pekanbaru: Universitas Riau – FKIP – Pendidikan Bahasa Inggris.

Gaya MLA

1805110713, HENGGI, MELJA, /. "A Study On The Ability Of The Second Year Students Of SMA Negeri 2 Tebing Tinggi In Writing Formal Invitation Letter". Pekanbaru: Universitas Riau – FKIP – Pendidikan Bahasa Inggris, 2022. CD Skripsi.