APA (7th ed.) Citation

Knappen, M. M. (1942). Constitutional and legal history of England. Harcourt, Brace and company.

Chicago Style (17th ed.) Citation

Knappen, M. M. Constitutional and Legal History of England. New York: Harcourt, Brace and company, 1942.

MLA (9th ed.) Citation

Knappen, M. M. Constitutional and Legal History of England. Harcourt, Brace and company, 1942.