APA ציטוט

Cornelsen. (2009). Business English Negotiations. Nhân Trí Việt.

Trích dẫn kiểu Chicago

Cornelsen. Business English Negotiations. Nhân Trí Việt, 2009.

ציטוט MLA

Cornelsen. Business English Negotiations. Nhân Trí Việt, 2009.