APA (7th ed.) Citation

Hill, C. (1958). Oliver Cromwell 1658-1958. Historical Association.

Chicago Style (17th ed.) Citation

Hill, Christopher. Oliver Cromwell 1658-1958. London: Historical Association, 1958.

MLA (9th ed.) Citation

Hill, Christopher. Oliver Cromwell 1658-1958. Historical Association, 1958.

Warning: These citations may not always be 100% accurate.