Siddikova Shahnoza Axmedovna, Axmadjonova Y o rqinoy Tojimurodovna, Y a xshieva Zuxra Ziyatovna. PISA A CRITERIA FOR IMPROVING THE QUALITY OF EDUCATION. Galaxy int. interdiscip. res. j. [Internet]. 2021 May 22 [cited 2024 Jul. 22];9(05):306-8. Available from: https://internationaljournals.co.in/index.php/giirj/article/view/43