Cita APA (7a ed.)

Attfield, R. (2015). Environmental ethics: An overview for the Twenty-First century (2nd ed., fully rev. and expanded, reprint.). Polity.

Cita Chicago Style (17a ed.)

Attfield, Robin. Environmental Ethics: An Overview for the Twenty-First Century. 2nd ed., fully rev. and expanded, reprint. Cambridge [etc.]: Polity, 2015.

Cita MLA (9a ed.)

Attfield, Robin. Environmental Ethics: An Overview for the Twenty-First Century. 2nd ed., fully rev. and expanded, reprint. Polity, 2015.