(2000). Longman Preparation course for the TOEFL tests: Practice tests. Thành phố Hồ Chí Minh.
استشهاد بنمط شيكاغوLongman Preparation Course for the TOEFL Tests: Practice Tests. Thành phố Hồ Chí Minh, 2000.
MLA استشهادLongman Preparation Course for the TOEFL Tests: Practice Tests. Thành phố Hồ Chí Minh, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.