Willig, J. T. (1995). Auditing for environmental quality leadership: Beyond compliance to environmental excellence. John Wiley.
Citação norma ChicagoWillig, John T. Auditing for Environmental Quality Leadership: Beyond Compliance to Environmental Excellence. New York: John Wiley, 1995.
Citação norma MLAWillig, John T. Auditing for Environmental Quality Leadership: Beyond Compliance to Environmental Excellence. John Wiley, 1995.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.