Berry, R. (1993). Environmental dilemmas: Ethics and decisions. Chapman & Hall.
Cita Chicago (17th ed.)Berry, R.J. Environmental Dilemmas: Ethics and Decisions. London: Chapman & Hall, 1993.
Cita MLA (9th ed.)Berry, R.J. Environmental Dilemmas: Ethics and Decisions. Chapman & Hall, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.