Não informado. (1947). Yearbook of Forest Products. Food and Agriculture Organization of the United Nations.
Citação do estilo Chicago (17ª ed.)Não informado. Yearbook of Forest Products. Rome: Food and Agriculture Organization of the United Nations, 1947.
Citação MLA (8ª ed.)Não informado. Yearbook of Forest Products. Food and Agriculture Organization of the United Nations, 1947.
警告:这些引文格式不一定是100%准确.