APA (7th ed.) Citation

Campbell, J. (2003). Margaret Thatcher. John Campbell. Cape.

Chicago Style (17th ed.) Citation

Campbell, John. Margaret Thatcher. John Campbell. London: Cape, 2003.

MLA (9th ed.) Citation

Campbell, John. Margaret Thatcher. John Campbell. Cape, 2003.

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