Lougheed, L., & Nguyễn, V. P. (2004). Longman preparation series for the Toeic test: More practice tests (New Edition.). Đà Nẵng: Nxb. Đà Nẵng.
استشهاد بنمط شيكاغوLougheed, Lin, و Văn Phước Nguyễn. Longman Preparation Series for the Toeic Test: More Practice Tests. New Edition. Đà Nẵng: Nxb. Đà Nẵng, 2004.
MLA استشهادLougheed, Lin, و Văn Phước Nguyễn. Longman Preparation Series for the Toeic Test: More Practice Tests. New Edition. Đà Nẵng: Nxb. Đà Nẵng, 2004.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.