Arnold, E. (2008). Explaining altruism: A simulation-based approach and its limits. Ontos Verlag.
芝加哥风格引文Arnold, Eckhart. Explaining Altruism: A Simulation-based Approach and Its Limits. Frankfurt: Ontos Verlag, 2008.
MLA引文Arnold, Eckhart. Explaining Altruism: A Simulation-based Approach and Its Limits. Ontos Verlag, 2008.
警告：这些引文格式不一定是100％准确.