North Klaus. (1997). Environmental business management: An Introduction (2nd (revised).). International Labour Office.
Citação norma ChicagoNorth Klaus. Environmental Business Management: An Introduction. 2nd (revised). Geneva: International Labour Office, 1997.
Citação norma MLANorth Klaus. Environmental Business Management: An Introduction. 2nd (revised). International Labour Office, 1997.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.