APA
Hidri N., Hermassi T., . (2006). Anxiety, Classroom Participation and Proficiency Among First and Third Year ISLT students. Tunis: Institut Supérieur des Langues.
Chicago
Hidri Noureddine, Hermassi Tarek, . 2006. Anxiety, Classroom Participation and Proficiency Among First and Third Year ISLT students. Tunis: Institut Supérieur des Langues.
Harvard
Hidri N., Hermassi T., . (2006). Anxiety, Classroom Participation and Proficiency Among First and Third Year ISLT students. Tunis: Institut Supérieur des Langues.
MLA
Hidri Noureddine, Hermassi Tarek, . Anxiety, Classroom Participation and Proficiency Among First and Third Year ISLT students. Tunis: Institut Supérieur des Langues. 2006.