A MIXED-METHOD STUDY ON THE IMPACT OF SUSTAINABILITY TRAINING IN PRESERVICE TEACHER EDUCATION TO ADDRESS POLITICAL ECONOMY, AND EDUCATIONAL CHALLENGES IN HIGHER EDUCATION IN PAKISTAN. IJSSB [Internet]. 2025 Apr. 15 [cited 2026 May 10];3(4):155-6. Available from: https://ijssbulletin.com/index.php/IJSSB/article/view/577