APA引文

Cooper, B., & Wallace, C. (2001). Group selection and the evolution of altruism. University of Oxford.

Chicago Style (17th ed.) Citation

Cooper, B., and C. Wallace. Group Selection and the Evolution of Altruism. University of Oxford, 2001.

MLA引文

Cooper, B., and C. Wallace. Group Selection and the Evolution of Altruism. University of Oxford, 2001.

警告：這些引文格式不一定是100％准確.