Cita APA (7a ed.)

Voltaire. (1975). Candide or optimism. Penguin Books.

Cita Chicago Style (17a ed.)

Voltaire. Candide or Optimism. Gran Bretaña: Penguin Books, 1975.

Cita MLA (9a ed.)

Voltaire. Candide or Optimism. Penguin Books, 1975.