Aptheker, H. Alienaton and the American Social Order: Herbert Aptheker. Marxism and alienation.(1965).
Citazione stile Chigago Style (17a edizione)Aptheker, Herbert. "Alienaton and the American Social Order: Herbert Aptheker." Marxism and Alienation.(1965) .
Citatione MLA (8a ed.)Aptheker, Herbert. "Alienaton and the American Social Order: Herbert Aptheker." Marxism and Alienation.(1965), .
Attenzione: Queste citazioni potrebbero non essere precise al 100%.