Gaya APA

Steinberg, R, M., Afifah, F, N. (2019). Students Self Effecacy In Learning English (a Research On The Tenth Grade Students Of Madrasah Aliyah Negeri Purbalingga In The Academic Year 2018/2019) (-). Purwokerto: FKIP UMP.

Gaya MLA

Steinberg, Richard, M.., Afifah, Fida, Nur. "Students Self Effecacy In Learning English (a Research On The Tenth Grade Students Of Madrasah Aliyah Negeri Purbalingga In The Academic Year 2018/2019)". - Purwokerto: FKIP UMP, 2019. Text.