APA aipamena

(2004). Listen in: Student Audio CD (Book 1). Tp. Hồ Chí Minh: Nxb Tp. Hồ Chí Minh.

Chicago Style aipamena

Listen In: Student Audio CD (Book 1). Tp. Hồ Chí Minh: Nxb Tp. Hồ Chí Minh, 2004.

MLA aipamena

Listen In: Student Audio CD (Book 1). Tp. Hồ Chí Minh: Nxb Tp. Hồ Chí Minh, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.