Dyfyniad APA

Cornelsen. (2009). Interactive language course Business English: Presentations. Tp.HCM: Tổng hợp Tp.Hcm; Công ty TNHH Nhân Trí Việt.

Dyfyniad Arddull Chicago

Cornelsen. Interactive Language Course Business English: Presentations. Tp.HCM: Tổng hợp Tp.Hcm; Công ty TNHH Nhân Trí Việt, 2009.

Dyfyniad MLA

Cornelsen. Interactive Language Course Business English: Presentations. Tp.HCM: Tổng hợp Tp.Hcm; Công ty TNHH Nhân Trí Việt, 2009.

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