APA (7th ed.) Citation

Clark, M. H. (1993). A cry in the night (1a ed.). Pocket Books.

Chicago Style (17th ed.) Citation

Clark, Mary Higgins. A Cry in the Night. 1a ed. New York: Pocket Books, 1993.

MLA (9th ed.) Citation

Clark, Mary Higgins. A Cry in the Night. 1a ed. Pocket Books, 1993.