GUO, Y.; WANG, Y. Instructed Second Language Pragmatics for The Speech Acts of Request, Apology, and Refusal: A Meta-Analysis. Ali Derakhshan & Farzaneh Shakki. (2023). Second Language Learning and Teaching, Springer Cham, 114 pages, ISBN: 978-3-031-37092-2. Porta Linguarum. An International Journal of Foreign Language Teaching and Learning, Granada, Spain, n. 43, p. 337–340, 2025. DOI: 10.30827/portalin.vi43.31183. Disponível em: https://revistaseug.ugr.es/index.php/portalin/article/view/31183. Acesso em: 8 sep. 2026.