Cook, A., & Ann Cook; Lê Huy Lâm. (2002). Phương pháp nói giọng Mỹ chuẩn xác: American accent training : a guide to speaking and pronouncing American english for everyone who speaks english as a second language. Tp. Hồ Chí Minh: Nxb. Tp. Hồ Chí Minh.
Styl ChicagoCook, Ann, a Ann Cook; Lê Huy Lâm. Phương Pháp Nói Giọng Mỹ Chuẩn Xác: American Accent Training : A Guide to Speaking and Pronouncing American English for Everyone Who Speaks English As a Second Language. Tp. Hồ Chí Minh: Nxb. Tp. Hồ Chí Minh, 2002.
Citace podle MLACook, Ann, a Ann Cook; Lê Huy Lâm. Phương Pháp Nói Giọng Mỹ Chuẩn Xác: American Accent Training : A Guide to Speaking and Pronouncing American English for Everyone Who Speaks English As a Second Language. Tp. Hồ Chí Minh: Nxb. Tp. Hồ Chí Minh, 2002.