APA (7th ed.) Citation

Sullivan, T. (2020). King Arthur: Man or myth? Pen & Sword History.

Chicago Style (17th ed.) Citation

Sullivan, Tony. King Arthur: Man or Myth? Yorkshire: Pen & Sword History, 2020.

MLA (9th ed.) Citation

Sullivan, Tony. King Arthur: Man or Myth? Pen & Sword History, 2020.

Warning: These citations may not always be 100% accurate.