(2004). Listen in: Student Audio CD (Book 1). Tp. Hồ Chí Minh: Nxb Tp. Hồ Chí Minh.
शिकागो स्टाइल उद्धरणListen In: Student Audio CD (Book 1). Tp. Hồ Chí Minh: Nxb Tp. Hồ Chí Minh, 2004.
एमएलए उद्धरणListen In: Student Audio CD (Book 1). Tp. Hồ Chí Minh: Nxb Tp. Hồ Chí Minh, 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.