Fellag, L. R. (2006). NorthStar: Building skills for the TOEFL iBT Advanced. CD. White Plains, NY: Pearson Longman in cooperation with ETS.
استشهاد بنمط شيكاغوFellag, Linda Robinson. NorthStar: Building Skills for the TOEFL IBT Advanced. CD. White Plains, NY: Pearson Longman in cooperation with ETS, 2006.
MLA استشهادFellag, Linda Robinson. NorthStar: Building Skills for the TOEFL IBT Advanced. CD. White Plains, NY: Pearson Longman in cooperation with ETS, 2006.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.