APA (7th ed.) Citation

O'Connell, D. P. (1968). Richelieu / by D.P. O'Connell. Weidenfeld and Nicolson.

Chicago Style (17th ed.) Citation

O'Connell, D. P. Richelieu / by D.P. O'Connell. Weidenfeld and Nicolson, 1968.

MLA (9th ed.) Citation

O'Connell, D. P. Richelieu / by D.P. O'Connell. Weidenfeld and Nicolson, 1968.

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