Παραπομπή σε μορφή APA (7η εκδ.)

DUCHIN ,FAYE, & LANGE , G. (1994). The future of the environment: Ecological economics and technological change. Oxford university press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

DUCHIN ,FAYE, και GLENN-MARIE LANGE. The Future of the Environment: Ecological Economics and Technological Change. Oxford: Oxford university press, 1994.

Παραπομπή σε μορφή MLA (8th εκδ.)

DUCHIN ,FAYE, και GLENN-MARIE LANGE. The Future of the Environment: Ecological Economics and Technological Change. Oxford university press, 1994.