APA (7th ed.) Citation

Clark, M. H. (2005). Nighttime is my time (First Pocket Books paperback edition.). Pocket Books.

Chicago Style (17th ed.) Citation

Clark, Mary Higgins. Nighttime Is My Time. First Pocket Books paperback edition. New York: Pocket Books, 2005.

MLA (9th ed.) Citation

Clark, Mary Higgins. Nighttime Is My Time. First Pocket Books paperback edition. Pocket Books, 2005.

Warning: These citations may not always be 100% accurate.