APA (7th ed.) Citation

Gregor, A. J. (1965). A survey of Marxism: Problems in philosophy and the theory of history. Random House.

Chicago Style (17th ed.) Citation

Gregor, Anthony James. A Survey of Marxism: Problems in Philosophy and the Theory of History. New York: Random House, 1965.

MLA (9th ed.) Citation

Gregor, Anthony James. A Survey of Marxism: Problems in Philosophy and the Theory of History. Random House, 1965.