Gaya APA

Upianurillah, E. (2015). Errors Made by Students in Constructing Interrogative Sentences : A Study Conducted to the Eight Grade Students of SMPN 1 Caringin . Bogor: FKIP Unpak.

Gaya MLA

Upianurillah, Erna/031111117. "Errors Made by Students in Constructing Interrogative Sentences : A Study Conducted to the Eight Grade Students of SMPN 1 Caringin". Bogor: FKIP Unpak, 2015. Skripsi English.