Cita APA (7th ed.)

Marx, K., & Engels, F. (1967). The Communist manifesto. Penguin Books.

Cita Chicago (17th ed.)

Marx, Karl, i Friedrich Engels. The Communist Manifesto. London: Penguin Books, 1967.

Cita MLA (9th ed.)

Marx, Karl, i Friedrich Engels. The Communist Manifesto. Penguin Books, 1967.