APA (7th ed.) Citation

MARX, K., & ENGELS, F. El manifesto comunista. Ayuso.

Chicago Style (17th ed.) Citation

MARX, Karl, and Friedrich ENGELS. El Manifesto Comunista. Ayuso.

MLA (8th ed.) Citation

MARX, Karl, and Friedrich ENGELS. El Manifesto Comunista. Ayuso.

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