Fenchel, T. (1987). Ecology-potentials and limitations. Ecology Institute.
Chicagoスタイル(17版)引用形式Fenchel, Tom. Ecology-potentials and Limitations. Berlín: Ecology Institute, 1987.
MLA(9版)引用形式Fenchel, Tom. Ecology-potentials and Limitations. Ecology Institute, 1987.
警告: この引用は必ずしも正確ではありません.