APA (7th ed.) Citation

Marx, K., & Engels, F. (1935). Etudes philosophiques: Ludwig Freuerbach; le matérialisme historique; lettres philosophique etc. Paris: Editions Sociales Internationales.

Chicago Style (17th ed.) Citation

Marx, Karl, and Friedrich Engels. Etudes Philosophiques: Ludwig Freuerbach; Le Matérialisme Historique; Lettres Philosophique Etc. Paris: Editions Sociales Internationales, 1935.

MLA (8th ed.) Citation

Marx, Karl, and Friedrich Engels. Etudes Philosophiques: Ludwig Freuerbach; Le Matérialisme Historique; Lettres Philosophique Etc. Paris: Editions Sociales Internationales, 1935.

Warning: These citations may not always be 100% accurate.