Dobson, A. (1990). Green political thought: An introduction. Unwin Hyman.
Lua i Stíl Chicago (17ú heag.)Dobson, Andrew. Green Political Thought: An Introduction. London: Unwin Hyman, 1990.
Lua MLA (9ú heag.)Dobson, Andrew. Green Political Thought: An Introduction. Unwin Hyman, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.