APA

Aptheker H., . (1965). Marxism and democracy: a symposium. New York: Humanities Press.

Chicago

Aptheker Herbert, . 1965. Marxism and democracy: a symposium. New York: Humanities Press.

Harvard

Aptheker H., . (1965). Marxism and democracy: a symposium. New York: Humanities Press.

MLA

Aptheker Herbert, . Marxism and democracy: a symposium. New York: Humanities Press. 1965.