APA

Karney J., . (1956). Work of darkness: a novel. New York: G. P. Putnam's Sons.

Chicago

Karney Jack, . 1956. Work of darkness: a novel. New York: G. P. Putnam's Sons.

Harvard

Karney J., . (1956). Work of darkness: a novel. New York: G. P. Putnam's Sons.

MLA

Karney Jack, . Work of darkness: a novel. New York: G. P. Putnam's Sons. 1956.