ALI BROHI, Manzoor; A. SHAIKH, Aftab. Assessment of perceived service quality using servqual mod-el: a case study of Pakistan international airline (PIA) in-flight hospitality. International Journal of Basic and Applied Sciences, [S. l.], v. 8, n. 2, p. 11–19, 2019. DOI: 10.14419/ijbas.v8i2.29714. Disponível em: https://sciencepubco.com/index.php/ijbas/article/view/29714.. Acesso em: 28 apr. 2024.