Thornton, J., & Beckwith, S. (2004). Environmental law (2nd ed.).
芝加哥风格引文Thornton, Justine, 与 Silas Beckwith. Environmental Law. 2nd ed. 2004.
MLA引文Thornton, Justine, 与 Silas Beckwith. Environmental Law. 2nd ed. 2004.
警告：这些引文格式不一定是100％准确.
APA引文