APA (7th ed.) Citation

(1976). Karl Marx. The roots of his thought. Van Gorcum.

Chicago Style (17th ed.) Citation

Karl Marx. The Roots of His Thought. Van Gorcum, 1976.

MLA (8th ed.) Citation

Karl Marx. The Roots of His Thought. Van Gorcum, 1976.

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