APA (7th ed.) Citation

Bagehot, W., & Balfour, A. J. B. (1949). The English Constitution. Geoffrey Cumberlege [etc.].

Chicago Style (17th ed.) Citation

Bagehot, Walter, and Arthur James Balfour Balfour. The English Constitution. London [etc.]: Geoffrey Cumberlege [etc.], 1949.

MLA (9th ed.) Citation

Bagehot, Walter, and Arthur James Balfour Balfour. The English Constitution. Geoffrey Cumberlege [etc.], 1949.