APA (7th ed.) Citation

Keymer, J., & Lloyd Prichard, M. F. (1967). Original papers regarding trade in England and abroad. A. M. Kelley.

Chicago Style (17th ed.) Citation

Keymer, John, and Muriel F. Lloyd Prichard. Original Papers Regarding Trade in England and Abroad. New York: A. M. Kelley, 1967.

MLA (9th ed.) Citation

Keymer, John, and Muriel F. Lloyd Prichard. Original Papers Regarding Trade in England and Abroad. A. M. Kelley, 1967.