Não informado. (1982). Environmental Research Center Papers. University of Tsukuba, Environmental Research Center.
Chicagoスタイル(17版)引用形式Não informado. Environmental Research Center Papers. Ibaraki, Japão: University of Tsukuba, Environmental Research Center, 1982.
MLA(8版)引用形式Não informado. Environmental Research Center Papers. University of Tsukuba, Environmental Research Center, 1982.
警告: この引用は必ずしも正確ではありません.