Willig, J. T. (1995). Auditing for environmental quality leadership: Beyond compliance to environmental excellence. John Wiley.
シカゴスタイル引用形Willig, John T. Auditing for Environmental Quality Leadership: Beyond Compliance to Environmental Excellence. New York: John Wiley, 1995.
MLA引用形式Willig, John T. Auditing for Environmental Quality Leadership: Beyond Compliance to Environmental Excellence. John Wiley, 1995.
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