1. Abu-Bader, S. (2021). Using statistical methods in social science research: with a complete SPSS guide (3rd edition). Oxford University Press.
2. Adalı, O. (2016). Anlamak ve anlatmak (Understanding and telling). Pan Publishing.
3. Agustiningsih,, A., Fardhani, A.E. & Wahjuningsih, E. (2014). The effect of using story pyramid technique on summary writing achievement of narrative text of the eight grade students at smpn 4 jember. Education Jember University. 1–4. http://repository.unej.ac.id
4. Akyol, H. (2010). Yeni programa uygun Türkçe öğretim yöntemleri. [Turkish Teaching Methods in Compiance with the New Teaching Program] (3rd ed.). Pegem A Yayıncılık.
5. Alita, D., Putra, A. D., & Darwis, D. (2021). Analysis of classic assumption test and multiple linear regression coefficient test for employee structural office recommendation. IJCCS (indonesian Journal of Computing and Cybernetics Systems), 15(3), 1–5.