Παραπομπή σε μορφή APA (7η εκδ.)

Zimmerman, M. E. (1994). Contesting earth's future: Radical ecology and postmodernity. University of California Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Zimmerman, Michael E. Contesting Earth's Future: Radical Ecology and Postmodernity. Berkeley: University of California Press, 1994.

Παραπομπή σε μορφή MLA (9th εκδ.)

Zimmerman, Michael E. Contesting Earth's Future: Radical Ecology and Postmodernity. University of California Press, 1994.