Arnold, E. (2008). Explaining altruism: A simulation-based approach and its limits. Ontos Verlag.
Chicago-čujuhus (17. p.)Arnold, Eckhart. Explaining Altruism: A Simulation-based Approach and Its Limits. Frankfurt: Ontos Verlag, 2008.
MLA-čujuhus (9. p.)Arnold, Eckhart. Explaining Altruism: A Simulation-based Approach and Its Limits. Ontos Verlag, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.