(2002). Justice and natural: Concepts, strategies, and applications. Washington, DC: Island Press.
Dyfyniad Arddull ChicagoJustice and Natural: Concepts, Strategies, and Applications. Washington, DC: Island Press, 2002.
Dyfyniad MLAJustice and Natural: Concepts, Strategies, and Applications. Washington, DC: Island Press, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.