APA (7th ed.) Citation

Burckhardt, C. J., & Hoy, B. (1970). Richelieu and his age / Carl J. Burckhardt. Allen & Unwin.

Chicago Style (17th ed.) Citation

Burckhardt, Carl J., and Bernard Hoy. Richelieu and His Age / Carl J. Burckhardt. London: Allen & Unwin, 1970.

MLA (9th ed.) Citation

Burckhardt, Carl J., and Bernard Hoy. Richelieu and His Age / Carl J. Burckhardt. Allen & Unwin, 1970.

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