APA (7th ed.) Citation

Longford, E. (1984). The royal house of Windsor (Rev ed.). Weidenfeld and Nicolson.

Chicago Style (17th ed.) Citation

Longford, Elizabeth. The Royal House of Windsor. Rev ed. London: Weidenfeld and Nicolson, 1984.

MLA (9th ed.) Citation

Longford, Elizabeth. The Royal House of Windsor. Rev ed. Weidenfeld and Nicolson, 1984.