Não informado. (1970). Forest Research Series. Clemson University, Department of Forestry.
Citação do estilo Chicago (17ª ed.)Não informado. Forest Research Series. Clemson, SC: Clemson University, Department of Forestry, 1970.
Citação MLA (8ª ed.)Não informado. Forest Research Series. Clemson University, Department of Forestry, 1970.
警告：这些引文格式不一定是100％准确.