Cita APA (7th ed.)

Marx, K., Engels, F., Badia, G., Mortier, J., Barbe, J., Chabbert, J., . . . Solé, A. (1971). Correspondance. Editions sociales.

Cita Chicago (17th ed.)

Marx, Karl, Friedrich Engels, Gilbert Badia, Jean Mortier, Jean-Paul Barbe, Jean Chabbert, Monika Ponsard, Claude Sebisch, i Anne Solé. Correspondance. Paris: Editions sociales, 1971.

Cita MLA (8th ed.)

Marx, Karl, et al. Correspondance. Editions sociales, 1971.