APA (7th ed.) Citation

Alder, J., & Wilkinson, D. (1999). Environmental law and ethics. Macmillan.

Chicago Style (17th ed.) Citation

Alder, John, and David Wilkinson. Environmental Law and Ethics. Hampshire: Macmillan, 1999.

MLA (9th ed.) Citation

Alder, John, and David Wilkinson. Environmental Law and Ethics. Macmillan, 1999.