Παραπομπή σε μορφή APA (7η εκδ.)

Broome, J., & Ulph, D. (1992). Counting the cost of global warming: A report to the Economic and Social Research Council on research by John Broome and David Ulph. White Horse Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Broome, John, και David Ulph. Counting the Cost of Global Warming: A Report to the Economic and Social Research Council on Research by John Broome and David Ulph. Cambridge: White Horse Press, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Broome, John, και David Ulph. Counting the Cost of Global Warming: A Report to the Economic and Social Research Council on Research by John Broome and David Ulph. White Horse Press, 1992.