APA (7th ed.) Citation

Heald, T. (1991). Philip: A portrait of the Duke of Edinburgh (1st U.S. ed.). Morrow.

Chicago Style (17th ed.) Citation

Heald, Tim. Philip: A Portrait of the Duke of Edinburgh. 1st U.S. ed. New York: Morrow, 1991.

MLA (9th ed.) Citation

Heald, Tim. Philip: A Portrait of the Duke of Edinburgh. 1st U.S. ed. Morrow, 1991.