APA
Greene G. ., . (1966). The Heart of the matter. [Harmondsworth]: Penguin.
Chicago
Greene Graham, . 1966. The Heart of the matter. [Harmondsworth]: Penguin.
Harvard
Greene G. ., . (1966). The Heart of the matter. [Harmondsworth]: Penguin.
MLA
Greene Graham, . The Heart of the matter. [Harmondsworth]: Penguin. 1966.