Não informado. (1950). FAO forestry and forest products studies. Food and Agriculture Organization of the United Nations.
Citação do estilo Chicago (17ª ed.)Não informado. FAO Forestry and Forest Products Studies. Rome: Food and Agriculture Organization of the United Nations, 1950.
Citação MLA (8ª ed.)Não informado. FAO Forestry and Forest Products Studies. Food and Agriculture Organization of the United Nations, 1950.
Atenció: Aquestes cites poden no estar 100% correctes.