APA (7th ed.) Citation

Marx, K., & Engels, F. (1964). Werke: 30 [Briefe, Januar 1860 - September 1864]. Werke, 30.

Chicago Style (17th ed.) Citation

Marx, Karl, and Friedrich Engels. "Werke: 30 [Briefe, Januar 1860 - September 1864]." Werke 1964: 30.

MLA (8th ed.) Citation

Marx, Karl, and Friedrich Engels. "Werke: 30 [Briefe, Januar 1860 - September 1864]." Werke, 1964, p. 30.

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