Scott Barrett. (1995). FAO economic and social development paper; N.132: The economics of international agreements for the protection of environmental and agricultural services. Rome: FAO.
Dyfyniad Arddull ChicagoScott Barrett. FAO Economic and Social Development Paper; N.132: The Economics of International Agreements for the Protection of Environmental and Agricultural Services. Rome: FAO, 1995.
Dyfyniad MLAScott Barrett. FAO Economic and Social Development Paper; N.132: The Economics of International Agreements for the Protection of Environmental and Agricultural Services. Rome: FAO, 1995.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.