APA (7th ed.) Citation

Holmes, C. (2006). Why was Charles I executed? Hambledon Continuum.

Chicago Style (17th ed.) Citation

Holmes, Clive. Why Was Charles I Executed? London: Hambledon Continuum, 2006.

MLA (9th ed.) Citation

Holmes, Clive. Why Was Charles I Executed? Hambledon Continuum, 2006.

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