APA Citation
Sheldon, C., & Yoxon, M. (2006). Environmental management systems: A step-by-step guide to implementation and maintenance (3rd ed.). London: Earthscan.
Chicago Style CitationSheldon, Christopher, and Mark Yoxon. Environmental Management Systems: A Step-by-step Guide to Implementation and Maintenance. 3rd ed. London: Earthscan, 2006.
MLA CitationSheldon, Christopher, and Mark Yoxon. Environmental Management Systems: A Step-by-step Guide to Implementation and Maintenance. 3rd ed. London: Earthscan, 2006.
Warning: These citations may not always be 100% accurate.