APA (7th ed.) Citation

Michel, p. d. G. (1990). Crown jewels of Britain and Europe. Peerage Books.

Chicago Style (17th ed.) Citation

Michel, prince de Grèce. Crown Jewels of Britain and Europe. London: Peerage Books, 1990.

MLA (9th ed.) Citation

Michel, prince de Grèce. Crown Jewels of Britain and Europe. Peerage Books, 1990.

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