Tran Thi Thanh Yen., & Duong Thi Cao Ha. (1999). Comparison and contrast between English and Vietnamese diphthong systems. Đà nẵng.
استشهاد بنمط شيكاغوTran Thi Thanh Yen., و Duong Thi Cao Ha. Comparison and Contrast between English and Vietnamese Diphthong Systems. Đà nẵng, 1999.
MLA استشهادTran Thi Thanh Yen., و Duong Thi Cao Ha. Comparison and Contrast between English and Vietnamese Diphthong Systems. Đà nẵng, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.