APA (7th ed.) Citation

Renner, K. (1919). Was ist Klassenkampf? Singer.

Chicago Style (17th ed.) Citation

Renner, Karl. Was Ist Klassenkampf? Berlin: Singer, 1919.

MLA (8th ed.) Citation

Renner, Karl. Was Ist Klassenkampf? Singer, 1919.

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