APA
Clark M. H., . (1989). While My Pretty One Sleeps. New York: Pocket Books.
Chicago
Clark Mary Higgins, . 1989. While My Pretty One Sleeps. New York: Pocket Books.
Harvard
Clark M. H., . (1989). While My Pretty One Sleeps. New York: Pocket Books.
MLA
Clark Mary Higgins, . While My Pretty One Sleeps. New York: Pocket Books. 1989.
