Gaya APA

ISTIFADAH, A. (2010). The Use of English by Science Teachers at R-SMA 2-BI Kediri/ Ayun Istifadah . Kediri: STAIN KEDIRI.

Gaya MLA

ISTIFADAH, Ayun. "The Use of English by Science Teachers at R-SMA 2-BI Kediri/ Ayun Istifadah". Kediri: STAIN KEDIRI, 2010. Text.