Lones, L., & Phan Anh Hiền. (1990). Functions of english: Student's book & workbook. Đà Nẵng: Nxb. Đà Nẵng.
Citación estilo ChicagoLones, Leo, y Phan Anh Hiền. Functions of English: Student's Book & Workbook. Đà Nẵng: Nxb. Đà Nẵng, 1990.
Cita MLALones, Leo, y Phan Anh Hiền. Functions of English: Student's Book & Workbook. Đà Nẵng: Nxb. Đà Nẵng, 1990.
Precaución: Estas citas no son 100% exactas.