Παραπομπή σε μορφή APA (7η εκδ.)

Barbier, E. (1989). Economics, natural-resource scarcity and development: Conventional and alternative views. Earthscan.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Barbier, Edward. Economics, Natural-resource Scarcity and Development: Conventional and Alternative Views. London: Earthscan, 1989.

Παραπομπή σε μορφή MLA (9th εκδ.)

Barbier, Edward. Economics, Natural-resource Scarcity and Development: Conventional and Alternative Views. Earthscan, 1989.