APA (7th ed.) Citation

Dingwall, E., & Heard, E. A. (1937). Pennsylvania, 1681-1756: The state without an army. The C.W. Daniel company, ltd..

Chicago Style (17th ed.) Citation

Dingwall, E., and Elizabeth Ann Heard. Pennsylvania, 1681-1756: The State Without an Army. London: The C.W. Daniel company, ltd., 1937.

MLA (9th ed.) Citation

Dingwall, E., and Elizabeth Ann Heard. Pennsylvania, 1681-1756: The State Without an Army. The C.W. Daniel company, ltd., 1937.