APA (7th ed.) Citation

Clark, M. H. (1992). Where are the children? Pocket books.

Chicago Style (17th ed.) Citation

Clark, Mary Higgins. Where Are the Children? New York: Pocket books, 1992.

MLA (9th ed.) Citation

Clark, Mary Higgins. Where Are the Children? Pocket books, 1992.

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