APA-viite

Allsop, J., & Aspinall, P. (2001). Cambridge Practice Test for Bec 1: Level one. Business English Certificate. Tp. Hồ Chí Minh: Nxb. Trẻ.

Chicago-tyylinen lähdeviittaus

Allsop, Jake, ja Patricia Aspinall. Cambridge Practice Test for Bec 1: Level One. Business English Certificate. Tp. Hồ Chí Minh: Nxb. Trẻ, 2001.

MLA-viite

Allsop, Jake, ja Patricia Aspinall. Cambridge Practice Test for Bec 1: Level One. Business English Certificate. Tp. Hồ Chí Minh: Nxb. Trẻ, 2001.

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