Dyfyniad APA
ebrary, Inc, Stern, P. C., Young, O. R., & Druckman, D. (1992). Global environmental change: Understanding the human dimensions. National Academy Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Paul C. Stern, Oran R. Young, and Daniel Druckman. Global Environmental Change: Understanding the Human Dimensions. Washington, DC: National Academy Press, 1992.
Dyfyniad MLA
ebrary, Inc, et al. Global Environmental Change: Understanding the Human Dimensions. National Academy Press, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.