Edwards, A. J. (2001). ISO 14001 environmental certification: Step by step. Butterworth Heinemann.
Chicago Style (17th ed.) CitationEdwards, A. J. ISO 14001 Environmental Certification: Step by Step. Oxford: Butterworth Heinemann, 2001.
MLA (8th ed.) CitationEdwards, A. J. ISO 14001 Environmental Certification: Step by Step. Butterworth Heinemann, 2001.
Warning: These citations may not always be 100% accurate.