Gaya APA

Widyaningsih, Y. (2005). The students' ability writing argumentatif essay of the third semester students in the english department of Uniska Kediri / Yuyun Widyaningsih . Kediri: STAIN KEDIRI.

Gaya MLA

Widyaningsih, Yuyun. "The students' ability writing argumentatif essay of the third semester students in the english department of Uniska Kediri / Yuyun Widyaningsih". Kediri: STAIN KEDIRI, 2005. Text.