APA (7th ed.) Citation

Irving, J. (1999). A widow for one year: John Irving (1. Auflage.). Ballantine.

Chicago Style (17th ed.) Citation

Irving, John. A Widow for One Year: John Irving. 1. Auflage. New York: Ballantine, 1999.

MLA (8th ed.) Citation

Irving, John. A Widow for One Year: John Irving. 1. Auflage. Ballantine, 1999.