O'BRIEN, F. (1965). Crisis in world communism: Marxism in search in search of efficiency. The free press.
Style de citation Chicago (17e éd.)O'BRIEN, Frank. Crisis in World Communism: Marxism in Search in Search of Efficiency. New york: The free press, 1965.
Style de citation MLA (9e éd.)O'BRIEN, Frank. Crisis in World Communism: Marxism in Search in Search of Efficiency. The free press, 1965.
Attention : ces citations peuvent ne pas être correctes à 100%.