(2006). Global forest resources assessment 2005: Progress towards sustainable forest management. Rome: FAO.
Dyfyniad Arddull ChicagoGlobal Forest Resources Assessment 2005: Progress Towards Sustainable Forest Management. Rome: FAO, 2006.
Dyfyniad MLAGlobal Forest Resources Assessment 2005: Progress Towards Sustainable Forest Management. Rome: FAO, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.