APA

Harling R., . (1956). The Enormous shadow. London: Reprint Society.

Chicago

Harling Robert, . 1956. The Enormous shadow. London: Reprint Society.

Harvard

Harling R., . (1956). The Enormous shadow. London: Reprint Society.

MLA

Harling Robert, . The Enormous shadow. London: Reprint Society. 1956.