APA (7th ed.) Citation

Marr, A. (2011). The diamond queen: Elizabeth II and her people. Macmillan.

Chicago Style (17th ed.) Citation

Marr, Andrew. The Diamond Queen: Elizabeth II and Her People. London: Macmillan, 2011.

MLA (9th ed.) Citation

Marr, Andrew. The Diamond Queen: Elizabeth II and Her People. Macmillan, 2011.

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