APA

Dickens C., . (1969). Hard times. Harmondsworth: Penguin Books.

Chicago

Dickens Charles, . 1969. Hard times. Harmondsworth: Penguin Books.

Harvard

Dickens C., . (1969). Hard times. Harmondsworth: Penguin Books.

MLA

Dickens Charles, . Hard times. Harmondsworth: Penguin Books. 1969.