Muhamad Saiful Anam, et al. “IMPROVING STUDENTS’ WRITING ABILITY IN SHORT MESSAGE THROUGH PJBL STRATEGY (A Classroom Action Research at 8th Grade Students of SMPN 43 Surabaya): English”. Swakarya: Jurnal Penelitian Sosial Dan Pengabdian Masyarakat, vol. 1, no. 1, May 2023, pp. 36-43, doi:10.59698/swakarya.v1i1.33.