Browning, R. J. (1954). Browning. Penguin Books.
Chicago Style (17th ed.) ZitazioaBrowning, Robert J. Browning. Harmondsworth: Penguin Books, 1954.
MLA (9th ed.) ZitazioaBrowning, Robert J. Browning. Penguin Books, 1954.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.