KHAN, T. S.; JEHANGIR, M.; NIWAZ, A.; KHAN, M. M.; SHAHZAD, M.; KHAN, M. S. Statistical Approach: Understanding the Effects of Preview, Question, Read, Reflect, Recite, Review (PQ4R) on Academic Achievement of Students in English. The Nucleus, [S. l.], v. 55, n. 2, p. 61–65, 2018. Disponível em: http://thenucleuspak.org.pk/index.php/Nucleus/article/view/246. Acesso em: 14 jun. 2024.