APA (7th ed.) Citation

Clark, M. H. (2011). I'll walk alone (1st Simon & Schuster hardcover ed.). Simon & Schuster.

Chicago Style (17th ed.) Citation

Clark, Mary Higgins. I'll Walk Alone. 1st Simon & Schuster hardcover ed. New York: Simon & Schuster, 2011.

MLA (8th ed.) Citation

Clark, Mary Higgins. I'll Walk Alone. 1st Simon & Schuster hardcover ed. Simon & Schuster, 2011.