Παραπομπή σε μορφή APA (7η εκδ.)

Hessel, D. T. (2000). Christianity and ecology: Seeking the well-being of earth and humans. Harvard University Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Hessel, Dieter T. Christianity and Ecology: Seeking the Well-being of Earth and Humans. Cambridge, Massachusetts: Harvard University Press, 2000.

Παραπομπή σε μορφή MLA (9th εκδ.)

Hessel, Dieter T. Christianity and Ecology: Seeking the Well-being of Earth and Humans. Harvard University Press, 2000.