Johnson principal (2024) "CONSTRUCTION OF NORMS FOR THE VALID PHYSICAL EFFICIENCY TEST FOR PHYSICAL EDUCATION COMMON ENTRANCE TEST (PECET) IN ANDHRA PRADESH", مجلة المستنصرية لعلوم الرياضة. العراق, 1(1), ص 449–463. doi: 10.62540/mjss.conf.2.2020.40.