Johnson principal. "CONSTRUCTION OF NORMS FOR THE VALID PHYSICAL EFFICIENCY TEST FOR PHYSICAL EDUCATION COMMON ENTRANCE TEST (PECET) IN ANDHRA PRADESH". Mustansiriyah Journal of Sports Science 1, no. 1 (فبراير 12, 2024): 449–463. تاريخ الوصول أبريل 19, 2025. https://mjss.uomustansiriyah.edu.iq/index.php/mjss/article/view/893.