APA引文

Foster, J. (1997). Valuing nature?: Ethics, economics and the environment. Routledge.

Chicago Edition Citation

Foster, John. Valuing Nature?: Ethics, Economics and the Environment. London ; New York: Routledge, 1997.

MLA引文

Foster, John. Valuing Nature?: Ethics, Economics and the Environment. Routledge, 1997.

警告：這些引文格式不一定是100％准確.