Moore, Peter G. (1996). "Obituary: James Harold Wilson 1916–95". Journal of the Royal Statistical Society. Series A (Statistics in Society). 159 (1): 167. doi:10.1111/j.1467-985X.1996.tb00710.x. JSTOR2983476.
"Election 1968". Notes and Records of the Royal Society of London. 24–25 (2). Royal Society of London: 323. 1970. doi:10.1098/rsnr.1970.0023. S2CID202574391.
Moore, Peter G. (1996). "Obituary: James Harold Wilson 1916–95". Journal of the Royal Statistical Society. Series A (Statistics in Society). 159 (1): 167. doi:10.1111/j.1467-985X.1996.tb00710.x. JSTOR2983476.
Rhiannon Vickers, "Harold Wilson, the British Labour Party, and the War in Vietnam." Journal of Cold War Studies 10#2 (2008): 41–70. onlineArchived 16 December 2019 at the Wayback Machine
nationalarchives.gov.uk
discovery.nationalarchives.gov.uk
"THE NATIONAL GIRO". The National Archives. Archived from the original on 28 January 2020. Retrieved 28 January 2020.
"Election 1968". Notes and Records of the Royal Society of London. 24–25 (2). Royal Society of London: 323. 1970. doi:10.1098/rsnr.1970.0023. S2CID202574391.
Donoghue, Denis (31 October 2001). "May 1972 | Ireland: The View from Dublin". The Atlantic. Archived from the original on 16 May 2008. Retrieved 20 April 2010. Edward Heath thanked him without adopting his suggestions.
Rhiannon Vickers, "Harold Wilson, the British Labour Party, and the War in Vietnam." Journal of Cold War Studies 10#2 (2008): 41–70. onlineArchived 16 December 2019 at the Wayback Machine
Donoghue, Denis (31 October 2001). "May 1972 | Ireland: The View from Dublin". The Atlantic. Archived from the original on 16 May 2008. Retrieved 20 April 2010. Edward Heath thanked him without adopting his suggestions.