APA (7th ed.) Citation

Howard, D., & Klare, K. E. (1972). The unknown dimension: European Marxism since Lenin. Basic Books.

Chicago Style (17th ed.) Citation

Howard, Dick, and Karl E. Klare. The Unknown Dimension: European Marxism Since Lenin. New York; NY: Basic Books, 1972.

MLA (8th ed.) Citation

Howard, Dick, and Karl E. Klare. The Unknown Dimension: European Marxism Since Lenin. Basic Books, 1972.