APA (7th ed.) Citation

Maclean, C. (1982). The watcher: A novel. Simon and Schuster.

Chicago Style (17th ed.) Citation

Maclean, Charles. The Watcher: A Novel. New York: Simon and Schuster, 1982.

MLA (9th ed.) Citation

Maclean, Charles. The Watcher: A Novel. Simon and Schuster, 1982.