APA (7th ed.) Citation

Nguyen. (1993). Vietnam, a long history (Rev. ed.). The Gioi Publishers.

Chicago Style (17th ed.) Citation

Nguyen. Vietnam, a Long History. Rev. ed. Hanoi: The Gioi Publishers, 1993.

MLA (8th ed.) Citation

Nguyen. Vietnam, a Long History. Rev. ed. The Gioi Publishers, 1993.