OKAGBARE, FREEDOM; P. A.U. OSSAI; PUBLISHING, P. U. Osadebe. ASSESSMENT OF DIFFERENTIAL ITEM FUNCTIONING IN PHYSICS MULTIPLE CHOICE USED BY WAEC AMONG SENIOR SECONDARY SCHOOL STUDENTS IN DELTA STATE. West African Journal of Interdisciplinary Research, Port Harcourt, Rivers, v. 1, n. 2, p. 1–20, 2023. Disponível em: https://www.openjournals.ijaar.org/index.php/wajir/article/view/32.. Acesso em: 13 oct. 2024.