Kerridge, R. Environmentalism and ecocriticism: Richard Kerridge. Literary theory and criticism : an Oxford guide.(2006).
Lua i Stíl Chicago (17ú heag.)Kerridge, Richard. "Environmentalism and Ecocriticism: Richard Kerridge." Literary Theory and Criticism : An Oxford Guide.(2006) .
Lua MLA (8ú heag.)Kerridge, Richard. "Environmentalism and Ecocriticism: Richard Kerridge." Literary Theory and Criticism : An Oxford Guide.(2006), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.