Não informado. (2015). Yearbook of Forest Products Statistics. Food and Agriculture Organization of the United Nations.
Citação do estilo Chicago (17ª ed.)Não informado. Yearbook of Forest Products Statistics. Rome: Food and Agriculture Organization of the United Nations, 2015.
Citação MLA (8ª ed.)Não informado. Yearbook of Forest Products Statistics. Food and Agriculture Organization of the United Nations, 2015.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.