Ephrem PC, Bago A, Ogar AP. Influence of Joint Preparation of Teaching Resources on Teachers’ Professional Development in Public Secondary Schools in Dodoma City. JTLC [Internet]. 2026 Oct. 28 [cited 2026 Nov. 3];2(2):749 – 772. Available from: https://journal.pusmedia.com/JTLC/article/view/486