Dyfyniad APA
Bell, C. L., & Sullivan, T. F. P. (2014). Environmental law handbook (Twenty-second edition.). Bernan Press.
Dyfyniad Arddull Chicago
Bell, Christopher L., and Thomas F. P. Sullivan. Environmental Law Handbook. Twenty-second edition. Lanham: Bernan Press, 2014.
Dyfyniad MLA
Bell, Christopher L., and Thomas F. P. Sullivan. Environmental Law Handbook. Twenty-second edition. Bernan Press, 2014.
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