Hapsara, A. S., and L. Efendi. “The Backward Design Learning Strategy Based on Literacy and Numeracy for Sociology Academic Ability Tests”. Ideguru: Jurnal Karya Ilmiah Guru, Vol. 10, no. 3, Nov. 2025, pp. 1994-02, doi:10.51169/ideguru.v10i3.2173.