Cita APA

Peter Wintage & Richard Wintage. (1996). The Penguin medical encyclopedia (4th.). Penguin Books.

Chicago Edition Citation

Peter Wintage i Richard Wintage. The Penguin Medical Encyclopedia. 4th. London: Penguin Books, 1996.

Cita MLA

Peter Wintage i Richard Wintage. The Penguin Medical Encyclopedia. 4th. Penguin Books, 1996.