APA (7th ed.) Citation

Klein, M. (1958). Karl Marx . Humanist, Denker, Revolutionär.

Chicago Style (17th ed.) Citation

Klein, Matthäus. Karl Marx . Humanist, Denker, Revolutionär. 1958.

MLA (8th ed.) Citation

Klein, Matthäus. Karl Marx . Humanist, Denker, Revolutionär. 1958.

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