Dewaele, J.-M., and T. M. Al-Saraj. “Foreign Language Classroom Anxiety of Arab Learners of English: The Effect of Personality, Linguistic and Sociobiographical Variables”. Studies in Second Language Learning and Teaching, vol. 5, no. 2, Jan. 2015, pp. 205-28, doi:10.14746/ssllt.2015.5.2.2.