Gaya APA

1505114831, D, Y, /. (2019). An Analysis Of Grammatical Errors In Writing Descriptive Essay Made By The Second Year Students Of English Study Program Of Universitas Riau . Pekanbaru: Universitas Riau - FKIP – Pendidikan Bahasa Inggris.

Gaya MLA

1505114831, DEVI, YENTI, /. "An Analysis Of Grammatical Errors In Writing Descriptive Essay Made By The Second Year Students Of English Study Program Of Universitas Riau". Pekanbaru: Universitas Riau - FKIP – Pendidikan Bahasa Inggris, 2019. CD Skripsi.