Whitelaw, K. (1997). ISO 14001 environmental systems handbook. Butterworth Heinemann.
芝加哥风格引文Whitelaw, Ken. ISO 14001 Environmental Systems Handbook. Oxford; Boston: Butterworth Heinemann, 1997.
MLA引文Whitelaw, Ken. ISO 14001 Environmental Systems Handbook. Butterworth Heinemann, 1997.
警告：这些引文格式不一定是100％准确.