Karimah, S. A., D. Yundianto, M. M. Idris, and H. F. Zulha. “PSYCHOMETRIC PROPERTIES OF SELF-EFFICACY SCALE FOR ENGLISH LANGUAGE LEARNERS IN INDONESIA”. English Review: Journal of English Education, Vol. 13, no. 2, July 2025, pp. 517-28, doi:10.25134/erjee.v13i2.10954.