APA način citiranja

Walker, E., Elsworth, S., & Nguyễn Văn Phước. (2001). Grammar practice for pre - intermediate students. Tp.HCM: Nxb Trẻ.

Čikaški stil citiranja

Walker, Elaine., Steve Elsworth, i Nguyễn Văn Phước. Grammar Practice for Pre - Intermediate Students. Tp.HCM: Nxb Trẻ, 2001.

MLA način citiranja

Walker, Elaine., Steve Elsworth, i Nguyễn Văn Phước. Grammar Practice for Pre - Intermediate Students. Tp.HCM: Nxb Trẻ, 2001.

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