Erickson, S. L. (1999). Fundamentals of environmental management. Wiley.
Chicagoスタイル(17版)引用形式Erickson, Steven L. Fundamentals of Environmental Management. New York: Wiley, 1999.
MLA(9版)引用形式Erickson, Steven L. Fundamentals of Environmental Management. Wiley, 1999.
警告: この引用は必ずしも正確ではありません.