Abdullayev IK, Abdurakhmanova S. APPLICATION OF THE INTERNATIONAL KNOWLEDGE ASSESSMENT SYSTEM IN THE PISA FORMAT ON THE TOPIC "ALI KUSHCHI AND HIS GEOGRAPHICAL HERITAGE". jgnr [Internet]. 2025 Apr. 7 [cited 2026 Apr. 22];5(02):66-71. Available from: https://topjournals.uz/index.php/jgnr/article/view/422