Cita APA

Lones, L., & Phan Anh Hiền. (1990). Functions of english: Student's book & workbook. Đà Nẵng: Nxb. Đà Nẵng.

Chicago Style Citation

Lones, Leo, i Phan Anh Hiền. Functions of English: Student's Book & Workbook. Đà Nẵng: Nxb. Đà Nẵng, 1990.

Cita MLA

Lones, Leo, i Phan Anh Hiền. Functions of English: Student's Book & Workbook. Đà Nẵng: Nxb. Đà Nẵng, 1990.