Whitelaw, K. (1997). ISO 14001 environmental systems handbook. Butterworth Heinemann.
Style de citation Chicago (17e éd.)Whitelaw, Ken. ISO 14001 Environmental Systems Handbook. Oxford; Boston: Butterworth Heinemann, 1997.
Style de citation MLA (9e éd.)Whitelaw, Ken. ISO 14001 Environmental Systems Handbook. Butterworth Heinemann, 1997.