Martin, B. (2008). Ethical Marxism: The categorical imperative of liberation. Open Court.
芝加哥风格引文Martin, Bill. Ethical Marxism: The Categorical Imperative of Liberation. Chicago, Illinois: Open Court, 2008.
MLA引文Martin, Bill. Ethical Marxism: The Categorical Imperative of Liberation. Open Court, 2008.
警告：这些引文格式不一定是100％准确.