APA (7th ed.) Citation

Watson, F. (1934). The life and times of Catherine de' Medici. Hutchinson.

Chicago Style (17th ed.) Citation

Watson, Francis. The Life and Times of Catherine De' Medici. London: Hutchinson, 1934.

MLA (8th ed.) Citation

Watson, Francis. The Life and Times of Catherine De' Medici. Hutchinson, 1934.