APA

Khoury R., . (2009). The sign : a novel. New York: Penguin Books.

Chicago

Khoury Raymond, . 2009. The sign : a novel. New York: Penguin Books.

Harvard

Khoury R., . (2009). The sign : a novel. New York: Penguin Books.

MLA

Khoury Raymond, . The sign : a novel. New York: Penguin Books. 2009.