APA (7th ed.) Citation

Cromwell, O., Abbott, W. C., & Crane, C. D. (1988). The writings and speeches of Oliver Cromwell. Clarendon.

Chicago Style (17th ed.) Citation

Cromwell, Oliver, Wilbur Cortez Abbott, and Catherine D. Crane. The Writings and Speeches of Oliver Cromwell. Oxford: Clarendon, 1988.

MLA (8th ed.) Citation

Cromwell, Oliver, et al. The Writings and Speeches of Oliver Cromwell. Clarendon, 1988.