Cita APA (7a ed.)

Hayward, T. (1995). Ecological thought: An introduction. Polity Press Blackwell Publishers.

Cita Chicago Style (17a ed.)

Hayward, Tim. Ecological Thought: An Introduction. Cambridge, UK, Cambridge, MA: Polity Press Blackwell Publishers, 1995.

Cita MLA (9a ed.)

Hayward, Tim. Ecological Thought: An Introduction. Polity Press Blackwell Publishers, 1995.