APA (7th ed.) Citation

De Lint, C. (2002). The Riddle of the wren. Penguin Group.

Chicago Style (17th ed.) Citation

De Lint, Charles. The Riddle of the Wren. New York: Penguin Group, 2002.

MLA (9th ed.) Citation

De Lint, Charles. The Riddle of the Wren. Penguin Group, 2002.